TY  - BOOK
AU  - Patton, Michael Quinn
TI  - How to use qualitative methods in evaluation, Michael Quinn Patton, eng
T2  - Social action programms
SN  - 0803931298
U1  - 361.61, 
PY  - 1987///
CY  - LoNew Delhion, Sage, gB
ER  -