APA (7th ed.) Citation

McLeod, J. (2003). An introduction to counselling (3rd ed.). Open University Press.

Chicago Style (17th ed.) Citation

McLeod, John. An Introduction to Counselling. 3rd ed. Buckingham [England]: Open University Press, 2003.

MLA (9th ed.) Citation

McLeod, John. An Introduction to Counselling. 3rd ed. Open University Press, 2003.