000
00604nam a2200193Ia 4500
919
_a
091470
082
_a
515.353
_b
N57 R(T)
100
_a
Sneddon, IAN N.
245
_a
Elements of partial differential equations
_b
_c
by IAN N. Sneddon.
260
_b
McGraw Hill
_c
1957
999
_c
87683
_d
87683