Cita APA

Harold B. Allen. (1965). Teaching English as a second language. New York: McGraw-Hill.

Citación estilo Chicago

Harold B. Allen. Teaching English As a Second Language. New York: McGraw-Hill, 1965.

Cita MLA

Harold B. Allen. Teaching English As a Second Language. New York: McGraw-Hill, 1965.

Precaución: Estas citas no son 100% exactas.