Lectures on the theory of functions of a complex variable

Sidorov, ︠I︡U. V. (︠I︡Uriĭ Vasilʹevich)
Moscow : Mir Publishers, 1985.

Complex variables and the Laplace transform for engineers

Le Page, Wilbur R.
New York : Dover Publications, 1980, c1961.

Complex analysis : an introduction to the theory of analytic functions of one complex variable

Ahlfors, Lars V. (Lars Valerian), 1907-1996.
New York : McGraw-Hill, 1953.

Introduction to complex variables and applications.

Churchill, Ruel Vance, 1899-
New York, McGraw-Hill Book Co., 1948.