TY  - BOOK
AU  - Trochim, William M.K., 
TI  - Research methods / 
SN  - 81-7722-372-0
U1  - 001.42 
PY  - 2007///
CY  - New Delhi
PB  - Biztantra
KW  - Research methodology
N1  - Includes index
ER  -