000
00235 a2200097 4500
001
28244
100
_a
Broman, A
245
_a
Introduction to partial differential equations
260
_a
_b
Addison Wesley
_c
1970
090
_c
18859
_d
18859
942
_a
NUST-CAE
_c
M
_c
9845
999
_c
263317
_d
263317