APA aipamena

Pierce, D. (2007). Cracking the TAOEFL ibt. Random House.

Chicago Style aipamena

Pierce, Douglas. Cracking the TAOEFL Ibt. New York: Random House, 2007.

MLA aipamena

Pierce, Douglas. Cracking the TAOEFL Ibt. Random House, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.