APA (7th ed.) Citation

Lanczos, C. (1966). Discourse on fourier series. Hafner.

Chicago Style (17th ed.) Citation

Lanczos, Cornelius. Discourse on Fourier Series. New York: Hafner, 1966.

MLA (9th ed.) Citation

Lanczos, Cornelius. Discourse on Fourier Series. Hafner, 1966.

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