APA (7th ed.) Citation

Posavac, E. J., & Carey, R. G. (1989). Program evaluation: Methods and case studies (3rd ed.). Prentice Hall.

Chicago Style (17th ed.) Citation

Posavac, Emil J., and Raymond G. Carey. Program Evaluation: Methods and Case Studies. 3rd ed. Englewood Cliffs, N.J: Prentice Hall, 1989.

MLA (9th ed.) Citation

Posavac, Emil J., and Raymond G. Carey. Program Evaluation: Methods and Case Studies. 3rd ed. Prentice Hall, 1989.