APA (7th ed.) Citation

HANSEN, STEVIC, & WARNER. (1986). Counsellling: Theory and prosess. Allyn and Bacon.

Chicago Style (17th ed.) Citation

HANSEN, STEVIC, and WARNER. Counsellling: Theory and Prosess. Boston: Allyn and Bacon, 1986.

MLA (8th ed.) Citation

HANSEN, et al. Counsellling: Theory and Prosess. Allyn and Bacon, 1986.