APA ציטוט

English Language Services. (1995). English 900; Book four: A basic course. New York: Collier-MacMillan International.

Trích dẫn kiểu Chicago

English Language Services. English 900; Book Four: A Basic Course. New York: Collier-MacMillan International, 1995.

ציטוט MLA

English Language Services. English 900; Book Four: A Basic Course. New York: Collier-MacMillan International, 1995.