APA Citatie

Allen, H. B. (1972). Teaching English as a Second Languages. Mcgraw -Hill INC.

Chicago Style citaat

Allen, Harold B. Teaching English As a Second Languages. Mcgraw -Hill INC, 1972.

MLA citatie

Allen, Harold B. Teaching English As a Second Languages. Mcgraw -Hill INC, 1972.

Let op: Deze citaties zijn niet altijd 100% accuraat.