Cita APA

(1973). System: An international journal of educational technology and applied linguitics. New York: Pergamon.

Citación estilo Chicago

System: An International Journal of Educational Technology and Applied Linguitics. New York: Pergamon, 1973.

Cita MLA

System: An International Journal of Educational Technology and Applied Linguitics. New York: Pergamon, 1973.

Precaución: Estas citas no son 100% exactas.