APA (7th ed.) Citation

Zygmund, A. (1935). Trigonometrical series.

Chicago Style (17th ed.) Citation

Zygmund, Antoni. Trigonometrical Series. Warszawa [u.a.], 1935.

MLA (9th ed.) Citation

Zygmund, Antoni. Trigonometrical Series. 1935.

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