Cita APA (7a ed.)

Campbell, C., & Kryszewska, H. (1993). Learner-based teaching. University Press.

Cita Chicago Style (17a ed.)

Campbell, Colin, y Hanna Kryszewska. Learner-based Teaching. Oxford [etc.]: University Press, 1993.

Cita MLA (9a ed.)

Campbell, Colin, y Hanna Kryszewska. Learner-based Teaching. University Press, 1993.