TY  - BOOK
AU  - Spiegel, Murray R. .
TI  - Complex variables : with an introduction to conformal mapping and its applications
T2  - Schaum`s outlines series
SN  - 9780071615693
U1  - 515.9 SPI 
PY  - 2009///.
CY  - New York
PB  - McGraw-Hill Professional,
N1  - Includes bibliographical references and index.
ER  -