APA (7th ed.) Citation

Stecher, B. M., & Davis, W. A. (1991). How to focus an evaluation (7. pr.). Sage.

Chicago Style (17th ed.) Citation

Stecher, Brian M., and William A. Davis. How to Focus an Evaluation. 7. pr. Newbury Park u.a: Sage, 1991.

MLA (9th ed.) Citation

Stecher, Brian M., and William A. Davis. How to Focus an Evaluation. 7. pr. Sage, 1991.