Styl cytowania APA

Gibson, R. L., & Mitchell, M. H. (1990). Introducing to counselling and guidance (3.).

Styl cytowania Chicago

Gibson, Robert L., i Marianne H. Mitchell. Introducing to Counselling and Guidance. 3. New York, MacMillan Publishing Company, 1990.

Styl cytowania MLA

Gibson, Robert L., i Marianne H. Mitchell. Introducing to Counselling and Guidance. 3. 1990.