000
00261nam a2200109Ia 4500
008
220201s1992 xx 000 0 eng d
100
_a
Handa, S
245
0
_a
Mathematical formulae
260
_b
New Delhi : Satya prakashan
_c
1992
300
_a
134
942
_2
ddc
999
_c
84917
_d
84917