APA (7th ed.) Citation

Egan, G. (1994). The Skilled helper: A problem-management approach to helping (5th ed.). Brooks/Cole.

Chicago Style (17th ed.) Citation

Egan, Gerard. The Skilled Helper: A Problem-management Approach to Helping. 5th ed. Pacific Grove [Calif.] [etc.]: Brooks/Cole, 1994.

MLA (9th ed.) Citation

Egan, Gerard. The Skilled Helper: A Problem-management Approach to Helping. 5th ed. Brooks/Cole, 1994.