Churchill, Ruel Vance Introduction to complex variables and applications. - New York McGraw-Hill Book Co. 1948. - vi, 216 p. diagrs. 24 cm. Bibliography: p. 203-204. LCCN: 48009711 //r84 Subjects--Topical Terms: Functions of complex variables. LC Class. No.: QA331 / .C524 Dewey Class. No.: 517.5