000
00266nam a2200109Ia 4500
008
200129s9999 xx 000 0 und d
082
_a
370.72 AGA-C
100
_a
AGARWAL, B. L.
245
0
_a
COMPREHENSIVE RESEARCH METHODOLOGY
260
_b
N A I
_c
2015
942
_c
REF
999
_c
4090
_d
4090