APA (7th ed.) Citation

Ohlsen, M. M. (1977). Group counseling (2. ed.). Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Ohlsen, Merle M. Group Counseling. 2. ed. New York [u.a.]: Holt, Rinehart and Winston, 1977.

MLA (9th ed.) Citation

Ohlsen, Merle M. Group Counseling. 2. ed. Holt, Rinehart and Winston, 1977.