This is an eBook curriculum for the 2019 Advanced Placement Computer Science A Exam.
Most of the book was written by Barbara Ericson of Georgia Tech - @ericsonga Many undergraduate students and high school students in Georgia also contributed to the ebook.
This book was revised by Beryl Hoffman from the Mobile CSP project in 2019 for the 2019 AP CS A exam.
For the most up to date listing of who contributed to the ebook see the preface in Unit 1.