Bob Wells literally wrote the book on cheap RV living: How to Live in a Car, Van or RV–And Get Out of Debt, Travel and Find True Freedom. Both the kindle and paperback editions are inexpensive and the kindle edition has the most liberal licensing available: text to speech enabled, lending enabled, etc. The kindle version is free to borrow through Kindle Unlimited, which comes as a freebie with Amazon Prime. Authors do get paid when people read for free with KU.¹⁾

Bob Difley (boondockbob) has written several books related to boondocking, including

• Boondockbob’s Guide to RV Boondocking
• BOONDOCKING: Finding a Perfect Campsite on America's Public Lands
• Snowbird Guide to Boondocking in the Southwestern Deserts

Will Prowse has written a popular intro to solar power: Mobile Solar Power Made Easy!

secessus recommends Sunny Skye's Sunny Skye's RV Boondocking Basics: Living Well on the Road Less Graveled.

highdesertranger recommends anything by Colin Fletcher, who is known for backpacking.²⁾

Bob says One Man's Wilderness: An Alaskan Odyssey changed his life.³⁾

Blue Highways is widely cited as important for nomads and PrairyErth: A Deep Map too.

Vanabode: happily camp, travel and live forever on $20 a day - “This is a basic guide, but due to the author's way of thinking, it is more a guide to living very basically in a van. No details on power generation, plumbing or gas / stove.”⁴⁾

The free version of Walden.⁵⁾

Brenda Curtiss' How to Set Up & Comfortably Camp or Live in Your Vehicle or Van! (Also Includes Tenting Info)⁶⁾ although her website seems to be down. The book listing can be seen on archive.org's mirror.

TEN CONSECUTIVE YEARS LIVING IN CARS: Living, Traveling, Camping, Attending College and Performing Surveillance in Cars - “ like this. Oh it does read a bit crazy, as he has some paranoid views about governments, but the information is there, by some one who obviously know his stuff. [Definately] good for a car dweller.”⁷⁾

The Tiniest Mansion - How To Live In Luxury on the Side of the Road in an RV - “This is a not bad guide to living in vans. It isn't though so much about luxury. More about practical every day living. I'd [recommend] this one if you must buy any book on living in a van.”⁸⁾

Forty Years A Nomad: Poems From The Road

The Electronic Nomad: Traveling the Country in a Converted Camper Van, Or, Living the Hippie Life in a Shopping Center Parking Lot, by lennyflank. Secessus recommends the section on laundry.

mzspd recommends Nowhere for Very Long by Brianna Madia.

Slidberg recommends Glass Castle: a memoir

The Girls Guide to Homelessness - “supposedly the story of a girl who found herself living in a travel trailer in a Walmart parking lot. But it turns out there was maybe a chapter's worth of practical details about living in the trailer, and the rest of the book is about falling in love with some dude online.”⁹⁾

Car Living: How to Make It a Successful, Sane, Safe Experience - “This was a bit out of date, and the tips were not that great. She tackles it more from the [psychological] point of view, talking about social stigma. There was nill information about how to keep warm. Nor was there any details on how to use inverters etc.”¹⁰⁾

Car Living Your Way : Stories and Practical Tips From Those Who Have Been Down the Road¹¹⁾

• Blue Highways: A Journey into America, by William Least Heat-Moon.
• Travels with Charley in Search of America, by John Steinbeck
• Desert Solitaire, or anything else by Edward Abbey
• Nomadland: Surviving America in the Twenty-First Century, by Jessica Bruder
• Zen and the Art of Motorcycle Maintenance, by Pirsig
• Motorcycle Diaries, by Guevara
• On the Road, by Kerouac