I can't answer your question about a book but the instructions with my YNZ's harness were Tiny proof. Clear and accurate. A lot of folks have good luck with low price harnesses but I believe you usually get what you pay for. If you already know where everything goes you're probably OK with the cheap harness.

Save a life, adopt a senior shelter pet.
The three main causes of blindness: Cataracts, Politics, Religion.
Name your dog Naked so you can walk Naked in the park.