APA

The staff of the Princeton Review, . (2007). Cracking the AP exams. New York: Random House.

Chicago

The staff of the Princeton Review, . 2007. Cracking the AP exams. New York: Random House.

Harvard

The staff of the Princeton Review, . (2007). Cracking the AP exams. New York: Random House.

MLA

The staff of the Princeton Review, . Cracking the AP exams. New York: Random House. 2007.