TY  - BOOK
AU  - Spiegel,Murray R  .
TI  - Theory and problems of complex variables / 
T2  - Schaum`s Outline series, 
U1  - 515.9 
PY  - 1981///
CY  - Singapore : 
PB  - Mc-Graw Hill , 
KW  - Complex variable
ER  -