APA (7th ed.) Citation

Sommerfield, A. J. W. (1949). Lectures on theoretical physics. Academic Press.

Chicago Style (17th ed.) Citation

Sommerfield, Arnold Johannes Wilhelm. Lectures on Theoretical Physics. New York: Academic Press, 1949.

MLA (8th ed.) Citation

Sommerfield, Arnold Johannes Wilhelm. Lectures on Theoretical Physics. Academic Press, 1949.

Warning: These citations may not always be 100% accurate.