000
00272nam a2200133Ia 4500
100
_a
TROCHIM W M K
020
_a
8177223720
365
_c
RS
365
_d
1
942
_c
MBABK
245
_a
Research Methods
260
_b
Biztautra,S
_c
2006
_a
New Delhi
300
_a
ix+363
999
_c
29922
_d
29922