1. also Lectures on Gas Theory, University of California Press, 1964 (translation of Vorlesungen über Gastheorie, J. A. Barth, Leipzig 1896 and 1898).
2. Electrons and Phonons, Oxford University Press, 1960.
3. Electronic Semiconductors, McGraw-Hill Publ. Co., 1958.
4. Physics of Electronic Conduction in Solids, McGraw-Hill Publ. Co., 1968.