Best AP Books for Environmental Science and Chemistry

What prep book(s) are the best for AP Environmental Science or Chemistry?
Btw, should I supplement whatever I get for AP Environmental Science with

I just want a 5; trying to be as efficient as possible. Thanks!

Both of those exams already occured…
The 2018 books haven’t been released yet.

I know, I’m talking about the current editions

Wait til’ the next school year starts so then you’ll be able to get the latest version of the book just in case anything changes.