Gaya APA

Duff, A, M, A, A. (1986). Drama Techniques in Language Learning - A resource book of communication activities for language teachers (1). Cambridge: Cambridge University Press.

Gaya MLA

Duff, Alan, Maley, And, Alan. "Drama Techniques in Language Learning - A resource book of communication activities for language teachers". 1 Cambridge: Cambridge University Press, 1986. Buku Analog.