Evaluation research : methods for assesing program effectiveness /
Weiss, Carol H.
Evaluation research : methods for assesing program effectiveness / Carol H. Weiss. - New Jersey Prentice Hall 1972 - 160 p.
0132921936
PROGRAMAS SOCIALES
Evaluation research : methods for assesing program effectiveness / Carol H. Weiss. - New Jersey Prentice Hall 1972 - 160 p.
0132921936
PROGRAMAS SOCIALES