Trích dẫn APA

Earl W Stevick. (1955). Helping people learning English: A manual for teachers of English as a second language. New York: Abingdon.

Trích dẫn kiểu Chicago

Earl W Stevick. Helping People Learning English: A Manual for Teachers of English As a Second Language. New York: Abingdon, 1955.

Trích dẫn MLA

Earl W Stevick. Helping People Learning English: A Manual for Teachers of English As a Second Language. New York: Abingdon, 1955.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.