TY  - BOOK
AU  - Robson, Colin
TI  - Small - scale evaluation : principles and practice
SN  - 0761955100
U1  - 001.4 
PY  - 2000///
CY  - London
PB  - Sage Publications 
KW  - Evaluation Research (Social Action Programs)
KW  - Evaluation -- Methodology
ER  -