APA引文

Atkins Lenny. (2007). Extra Credit. U.S.A: MC Graw Hill.

Trích dẫn kiểu Chicago

Atkins Lenny. Extra Credit. U.S.A: MC Graw Hill, 2007.

MLA引文

Atkins Lenny. Extra Credit. U.S.A: MC Graw Hill, 2007.

警告：这些引文格式不一定是100％准确.