TY  - BOOK
AU  - Trochim,William M.
AU  - Donnelly,James P.
AU  - Arora,Kanika.
TI  - Research methods: the essential knowledge base
SN  - 9781133954774
AV  - Q 180.55 .T76 2016 
PY  - 2016///
CY  - Australia
PB  - Cengage learning
KW  - Research methodology
ER  -