000 00575 a2200265 4500
001 109439
020 _a3
041 _aeng
080 _a517.944 Ber
245 _aElementary partial differential equations
250 _a
260 _aSan Francisco
260 _bHolden-Day,
260 _c1966
300 _axv,421 p.
300 _c23 cm
490 _aBSI 6043 : part - 2 : sect. -2.2 : 1985
100 _aBerg, Paul W.
700 _aMcGregor, James L.
700 _a
650 _a
650 _aDifferential equations, Partial
942 _cBK
942 _2UDC
999 _c120709
_d120708