如何使用jQuery和Google Books API根据ID而不是ISBN加载查看器

I am having trouble getting the Google Books API viewer to work with books that are not just "preview" but the completely free "read" versions. The only problem is that I don't see an ISBN for the "read" versions and when I try to use the book "id" with the Google books API viewer it does not work. Let me explain.I am having trouble getting the Google Books AP