000
00312nam a2200121Ia 4500
008
090707b ii f a fnsan d
082
_a
517.383 SN27E
100
_a
Sneddon, Ian N.
_9
3401
245
_a
Element of Partial Diffential equation
260
_c
1957
_a
London
_b
Mc-Graw Hill
300
_a
327p
942
_c
BK
999
_c
4823
_d
4823