TY  - BOOK
AU  - Weilenmann,Alexander
TI  - Evaluation research and social change 
SN  - 9231016997 
AV  - HN29 .W398
U1  - 303.4 22
PY  - 1980///
CY  - Paris 
PB  - Unesco
KW  - Evaluation research (Social action programs)
KW  - Social change
KW  - Developing countries
KW  - Research
KW  - Evaluation
N1  - Bibliography: p. [101]-104
ER  -