APA引文

(2003). New Headway Pet Pract Test Student's Book Pack 2004. Karim Internations.

Chicago Style (17th ed.) Citation

New Headway Pet Pract Test Student's Book Pack 2004. New York: Karim Internations, 2003.

MLA引文

New Headway Pet Pract Test Student's Book Pack 2004. Karim Internations, 2003.

警告：這些引文格式不一定是100％准確.