Cita APA (7a ed.)

Sommerfeld, A., Laporte, O., & Moldauer, P. A. (1959). Lectures on theoretical physics (2nd printing.). Academic Press.

Cita Chicago Style (17a ed.)

Sommerfeld, Arnold, Otto Laporte, y Peter A. Moldauer. Lectures on Theoretical Physics. 2nd printing. New York [etc.]: Academic Press, 1959.

Cita MLA (9a ed.)

Sommerfeld, Arnold, et al. Lectures on Theoretical Physics. 2nd printing. Academic Press, 1959.