APA引文

Langan, J. (2002). English skills with reading. Boston: Mc Graw Hill.

Trích dẫn kiểu Chicago

Langan, John. English Skills With Reading. Boston: Mc Graw Hill, 2002.

MLA引文

Langan, John. English Skills With Reading. Boston: Mc Graw Hill, 2002.

警告：這些引文格式不一定是100％准確.