000
00259nam a2200097Ia 4500
008
200302s9999 xx 000 0 und d
100
_a
Boyce, Welliam E
245
0
_a
Elementary Differential Equceation
260
_b
USA : John Wiley and Sons
_c
2005
942
_c
CD
999
_c
15088
_d
15088