TY  - BOOK
T1  - Improving evaluations /
DA  - c1979.
CY  - Beverly Hills, Calif. :
AU  - Datta, Lois-ellin,
AU  - Perloff, Robert O.,
CN  - H62
CN  - H62
PB  - Sage Publications,
PP  - Beverly Hills, Calif. :
PY  - c1979.
ID  - 433889
KW  - Evaluation research (Social action programs)
SN  - 0803912404
SN  - 9780803912403
SN  - 0803912412 (pbk.)
SN  - 9780803912410 (pbk.)
TI  - Improving evaluations /
ER  -