00323 a2200121 450000100060000008200170000610000200002324500610004325000060010426000360011030000280014650000270017455439 a510.2462 KRE aKreyszig, Erwin aAdvanced engineering mathematics, 9th EdcErwin Kreyszig a9 aNJ USAbJohn Wiely & Sonsc2006 axvii, 1321 pborigional aBE textbook H & S dept