Sommerfeld, A. J. W. 1., & Sommerfeld, A. J. W. 1. (1949). Partial differential equations in physics. New York, New York: Academic.
Chicago Style CitationSommerfeld, Arnold Johannes Wilhelm 1868-1951, and Arnold Johannes Wilhelm 1868-1951 Sommerfeld. Partial Differential Equations in Physics. New York, New York: Academic, 1949.
MLA CitationSommerfeld, Arnold Johannes Wilhelm 1868-1951, and Arnold Johannes Wilhelm 1868-1951 Sommerfeld. Partial Differential Equations in Physics. New York, New York: Academic, 1949.
Warning: These citations may not always be 100% accurate.