000
00281nam a2200121Ia 4500
008
220108s9999||||xx |||||||||||||| ||und||
100
_a
ALAN SIMPSON
245
0
_a
UNDERSTANDING D BASE 3+
260
_b
Bpb Pub. N.delhi
_c
1999
300
_a
2503
650
_a
COMPUTER
942
_c
BK
999
_c
17536
_d
17536