000
00250nam a2200109Ia 4500
008
190516s9999 xx 000 0 und d
100
_a
AGRAWAL AND TIWARI
245
0
_a
MULTIMEDIA SYSTEM
260
_c
2000
_b
EXCEL BOOKS
300
_a
206
942
_c
BK
999
_c
18941
_d
18941