APA Citation

(1964). English 900: Prepared by english language services, INC. New York: The macmilian company.

Trích dẫn kiểu Chicago

English 900: Prepared By English Language Services, INC. New York: The macmilian company, 1964.

MLA Citation

English 900: Prepared By English Language Services, INC. New York: The macmilian company, 1964.

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