APA

(2010). Cracking the TOEFL IBT. [New York]: [Random House, Inc.].

Chicago

2010. Cracking the TOEFL IBT. [New York]: [Random House, Inc.].

Harvard

(2010). Cracking the TOEFL IBT. [New York]: [Random House, Inc.].

MLA

Cracking the TOEFL IBT. [New York]: [Random House, Inc.]. 2010.