Cita APA

Doff, A., & Adrian Doff; Carolyn Becket. (1991). Listening 2. Cambridge: Cambridge University Press.

Chicago Style Citation

Doff, Adrian, i Adrian Doff; Carolyn Becket. Listening 2. Cambridge: Cambridge University Press, 1991.

Cita MLA

Doff, Adrian, i Adrian Doff; Carolyn Becket. Listening 2. Cambridge: Cambridge University Press, 1991.

Atenció: Aquestes cites poden no estar 100% correctes.