एपीए उद्धरण

Campbell, C., & Kryszewska, H. (1992). Learner-based teaching. Oxford: Oxford University Press.

शिकागो स्टाइल उद्धरण

Campbell, Colin., और Hanna Kryszewska. Learner-based Teaching. Oxford: Oxford University Press, 1992.

एमएलए उद्धरण

Campbell, Colin., और Hanna Kryszewska. Learner-based Teaching. Oxford: Oxford University Press, 1992.