APA Edition Citation

Lanczos, C. (1964). Variational principles of mechanics (2nd ed.).

Chicago Edition Citation

Lanczos, Cornelius. Variational Principles of Mechanics. 2nd ed. 1964.

MLA Edition Citation

Lanczos, Cornelius. Variational Principles of Mechanics. 2nd ed. 1964.

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