000
00335nam a2200109Ia 45e0
008
181001s1968 xx 000 0 und d
100
_a
Ritger P.D.
245
0
_a
Differential equations with application
260
_a
London
_b
G.H. Book com.
_c
1968
300
_a
545
942
_2
ddc
_c
BK
999
_c
3872
_d
3872