APA (7th ed.) Citation

Challis, M. (1993). Introducing APEL / Maggie Challis. Routledge.

Chicago Style (17th ed.) Citation

Challis, Maggie. Introducing APEL / Maggie Challis. London: Routledge, 1993.

MLA (9th ed.) Citation

Challis, Maggie. Introducing APEL / Maggie Challis. Routledge, 1993.

Warning: These citations may not always be 100% accurate.