>>2574481His book Mushrooms Demystified is more comprehensive. Note of course that it was written some time ago and phylogenies have changed a lot since then.
>>2574196Just get one specific to your region. Your goal of not using your phone isn't very safe/realistic, though - online sources like
Mushroomexpert.com if you're in US/Canada have more detailed information than most guidebooks, and there are species that aren't in guidebooks because they're too rare. Also like I said mushroom phylogeny is constantly being updated so it's good to have sources that are up to date. Basically guidebooks are a good starting point and the Internet is where you'll want to go next.