000
00274nam a2200109Ia 4500
008
230718s9999||||xx |||||||||||||| ||und||
082
_a
505.
100
_a
S A INC DELHI
245
0
_a
VIDYAN: SCIENTIFIC AMERCIAN :AUG -DEC 90/5
260
_b
S A I
_c
1986
_a
DELHI
300
_a
0
999
_c
22269
_d
22269