000
00320nam a2200145Ia 4500
100
_a
Gupta/C.B
942
_c
BK
654
_a
statistical
245
_a
Introduction to Statistical methods
260
_b
Vikas pub.
_a
New Delhi
_c
1987
082
_a
519.5
_b
GUP
300
_a
758 XXVII
546
_a
ENGLISH
999
_c
27517
_d
27517