APA (7th ed.) Citation

Sims, S. A. (1944). Certain theorems concerning trigonometrical series. [publisher not identified].

Chicago Style (17th ed.) Citation

Sims, Stillman Austin. Certain Theorems Concerning Trigonometrical Series. [College Station, Tex.]: [publisher not identified], 1944.

MLA (9th ed.) Citation

Sims, Stillman Austin. Certain Theorems Concerning Trigonometrical Series. [publisher not identified], 1944.

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