000
00279nam a2200133Ia 4500
008
210922s9999 xx 000 0 und d
100
_a
Hamdy.A.Taha
245
0
_a
operations research
260
_b
Pearson
260
_c
2018
365
_b
859
650
_a
MAT
942
_c
BK
999
_c
232696
_d
232696