TY  - BOOK
AU  - Kothari,C.R.
TI  - Research methodology: methods & techniques 
SN  - 8122415229
PY  - 2004///
CY  - New Delhi, India
PB  - New Age International
KW  - Research
KW  - Methodology
N1  - Includes index; Includes bibliographical references (p. [390]-394)
ER  -