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

Elementary functions and coordinate geometry/ Sze-Tsen Hu

Applied and computational complex analysis, volume 3 : discrete Fourier analysis Cauchy integrals constraction of conformal maps univalent functions / Peter Henrich

Introduction to elementary functions / Wilfred J. Combellack

Functional analysis with applications / A.H. Siddiqi