1. Analytic Theory of Partial Differential Equations, Pitman Monographs and Studies in Mathematics, Pitman Publishing, 1980.
2. Integral Equation Methods in Scattering Theory, Wiley- Interscience, 1983, Russian translation 1987, SIAM Classics in Applied Math 2013 (with R. Kress).
3. Partial Differential Equations: An Introduction, Random House, 1988, Dover edition 2004.
4. Inverse Acoustic and Electromagnetic Scattering Theory, Springer Verlag Series in Applied Mathematics Vol. 93, Third Edition 2013 (with R. Kress).5. Qualitative Methods in Inverse Scattering Theory, Springer Verlag Series on Interactions of Mechanics and Mathematics, 2006 (with F. Cakoni).