Gaya APA

Higby, E., Hudon, E. (2014). (F. TEKNIK) Toefl IBT Premier 2014-2015 with 4 Practice Tests (Fifth Edition) (Fifth Edition). New York: Kaplan Publishing.

Gaya MLA

Higby, Eve., Hudon, Emily. "(F. TEKNIK) Toefl IBT Premier 2014-2015 with 4 Practice Tests (Fifth Edition)". Fifth Edition New York: Kaplan Publishing, 2014. TEXT.