APA (7th ed.) Citation

Heppner, P. P., Kivlighan, D. M., & Wampold, B. E. (1992). Research design in counseling. Brooks/Cole Pub. Co.

Chicago Style (17th ed.) Citation

Heppner, P. Paul, Dennis M. Kivlighan, and Bruce E. Wampold. Research Design in Counseling. Pacific Grove, Calif: Brooks/Cole Pub. Co, 1992.

MLA (9th ed.) Citation

Heppner, P. Paul, et al. Research Design in Counseling. Brooks/Cole Pub. Co, 1992.