Gaya APA

Brown, S., SMITH, D. (2007). ACTIVE LISTENING; Teacher's Manual 3 + CD (2nd). New York: CAMBRIDGE UNIVERSITY PRESS.

Gaya MLA

Brown, Steven., SMITH, Dorolyn. "ACTIVE LISTENING; Teacher's Manual 3 + CD". 2nd New York: CAMBRIDGE UNIVERSITY PRESS, 2007. Text.