Edition of prep book

tigerman333
Sat, 30 Aug 2014 01:42:39 +0000

Hi,

I am looking to buy a prep book for ap gov and macroecon.
I have never gotten an ap prep book and was wondering if needed to buy the most recent book. I know the 2015 books just came out but is it fine if I get the 2014 or 13 books?

Thanks