000			00396pam a2200145a 44500
082			_a517.38 _bD87p
100			_aDuff, George Francis Denton
245	1		_aPARTIAL DIFFERENTIAL EQUATIONS
260			_aLondon _bOxford University Press _c1956
300			_a248
440			_aMathematical Expositions, No. 9 _v
650			_aDifferential Equations, Partial
964			_gCIRC
997			_a3444 C
999			_c428644 _d428644