TY  - BOOK
AU  - Mohr,Lawrence B.
TI  - Impact analysis for program evaluation
SN  - 0803959354 :
U1  - 361.61 
PY  - 1995///
CY  - Thousand Oaks, Calif.
PB  - SAGE
KW  - Policy sciences
KW  - Evaluation research (Social action programs)
KW  - Social problems
N1  - Includes bibliographical references and index
ER  -