000
00287nam a2200097Ia 4500
008
230621s9999 xx 000 0 und d
100
_a
Gamma, Erich, (et.al)
_9
2146
245
0
_a
Disign patterns elements of reusable objected -Oriented software
260
_b
Pearson & Education
942
_c
MCA
999
_c
9548
_d
9548