How to focus an evaluation

Bibliographic Details
Main Authors:	Stecher, Brian M. (Author), Davis, W. Alan (Author)
Other Authors:	Morris, Lynn Lyons
Format:	Book
Language:	English
Published:	Newbury Park, Calif. Sage Publications c1987.
Series:	Program evaluation kit (2nd ed.) 2.
Subjects:	Evaluation research (Social action programs) Research. Program Evaluation.