Measuring the performance of human service programs /
Lawrence L. Martin, Peter M. Kettner.
- 2nd ed.
- Los Angeles : Sage, 2009.
- x, 147 p. : ill. ; 23 cm.
- Sage human services guides ; 71 .
9781412970617 (pbk.) 141297061X
Human services --Evaluation --Methodology. Evaluation research (Social action programs). Present value analysis.