Topics in Multiplicative Number Theory
Introduction to the Theory of Numbers (with I. Niven and H. S. Zuckerman)
Computational Laboratories in Number Theory
Ten Lectures on the Interface Between Analytic Number Theory and Harmonic Analysis
Multiplicative Number Theory: I. Classical Theory (with R. C. Vaughan)
Exploring Number Theory
Early Fourier Analysis

Expository Articles

Research Articles:

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Research papers by topic:
Additive number theory
Algebraic numbers, number fields, class numbers
Analytic inequalities
character sums, esp. Pólya-Vinogradov inequality
Dirichlet polynomials
Exponential sums
Harmonic analysis
Large sieve
Multiplicative functions
Pair correlation of zeros
Prime numbers
Zeta function and L-functions