TY  - BOOK
AU  - Posavac, Emil J. and Edition, Eighth, ed.
TI  - Program evaluation: methods and case studies
T2  - Pearson New International Edition
SN  - 9781292027937
U1  - 361.61072 
PY  - 2014///
CY  - New Delhi
PB  - Pearson
ER  -