Calculus of Several Variables (Undergraduate Texts in Mathematics)

Introduction to Calculus and Analysis I

Fourier Analysis on Groups (Dover Books on Mathematics)

Elements of the Theory of Functions and Functional Analysis [Two Volumes in One]

Theory of Sobolev Multipliers: With Applications to Differential and Integral Operators (Grundlehren der mathematischen Wissenschaften, 337)

Functions of Bounded Variation and Free Discontinuity Problems (Oxford Mathematical Monographs)

Spheroidal wave functions (A Stanford Research Institute monograph)

Functional Analysis (Pure and Applied Mathematics: A Wiley Series of Texts, Monographs and Tracts)

Riemann's Zeta Function

Fourier Analysis and Its Applications (Pure and Applied Undergraduate Texts)