Copson, E. T. An introduction to the theory of functions of a complex variable / by E. T. Copson. - Oxford : University Press, [1950, c1935]. - 448 p. : ill. ; 23 cm. "First edition 1935 reprinted photographically...(corrected)" Subjects--Topical Terms: MCE Dewey Class. No.: 515.9 / COP