TY  - BOOK
AU  - Trochim, William M.
AU  - Arora, Kanika 
TI  - Research Methods: the essential knowledge base 
SN  - 9788131530856
AV  - 001.42 TRO 2016 
U1  - 001.42 TRO 2016 22
PY  - 2016///
CY  - Delhi 
PB  - Cengage learning Inc
KW  -  
N1  - includes glossary and index
ER  -