Cita APA

Alexander, L. (1973). New concept english: Practice and progress : teacher's book. London: Longman.

Citación estilo Chicago

Alexander, L.G. New Concept English: Practice and Progress : Teacher's Book. London: Longman, 1973.

Cita MLA

Alexander, L.G. New Concept English: Practice and Progress : Teacher's Book. London: Longman, 1973.

Precaución: Estas citas no son 100% exactas.