Yes. A lot of times they have the book available at the B2B meetings. But if you need a quick source here it is.
https://www.amazon.com/Back-Basics-Alcoholics-Beginners-Meetings/dp/0965772012/ref=mp_s_a_1_3?keywords=back+to+basics+book+aa&qid=1568211999&s=gateway&sr=8-3