Are You There God? It’s Me, Margaret. – Wikipedia

Are You There God? It’s Me, Margaret. is a 1970 book by Judy Blume, typically categorized as a young adult novel, about a sixth-grade girl who has grown up without a religious affiliation, due to her parents’ interfaith marriage.The novel explores her quest for a single religion, while confronting typical issues faced by early adolescent girls going through puberty, such as buying her first …

https://en.wikipedia.org/wiki/Are_You_There_God%3F_It’s_Me,_Margaret.