APA引文

Romero, P. P. (1997). Principles of speech and oral communication. Katha.

Chicago Style (17th ed.) Citation

Romero, Perlita P. Principles of Speech and Oral Communication. Quezon City: Katha, 1997.

MLA引文

Romero, Perlita P. Principles of Speech and Oral Communication. Katha, 1997.

警告：這些引文格式不一定是100％准確.