Cita APA

RICHARDS, J. C. NEW INTERCHANGE. ENGLISH FOR INTERNATIONAL COMMUNICATION. NEW YORK: CAMBRIDGE UNIVERSITY PRESS.

Citación estilo Chicago

RICHARDS, JACK C. NEW INTERCHANGE. ENGLISH FOR INTERNATIONAL COMMUNICATION. NEW YORK: CAMBRIDGE UNIVERSITY PRESS.

Cita MLA

RICHARDS, JACK C. NEW INTERCHANGE. ENGLISH FOR INTERNATIONAL COMMUNICATION. NEW YORK: CAMBRIDGE UNIVERSITY PRESS.

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