Unending fish and vegetables cheat
It's cheating, of course. So don't do it if - like me - you want to maintain a clean reputation
To get to it, you must choose from the menu the option to read it. And once you have it, you should not put it back. And while you're holding on to it, Others should still be able to get to the book case and pick it up too.
I'm amazed at the ease with which people find cheats for stuff that can be done just as well without cheating. Weird bunch