Style de citation APA

Dryden, W., & Feltham, C. (1994). Developing the practice of counselling.

Style de citation Chicago

Dryden, Windy, et Colin Feltham. Developing the Practice of Counselling. New Delhi, Sage, 1994.

Style de citation MLA

Dryden, Windy, et Colin Feltham. Developing the Practice of Counselling. 1994.