000 00281nam a2200121 a 4500
003 EIA
001 5357
942 _02
_2ddc
_cBK
245 _aIntroduction to complex variables and application
260 _c1948
008 141112s1948 ck r 000 u spa d
082 _a515.9
_bC563
999 _c7609
_d7609