APA (7th ed.) Citation

Roloff, E. A. (1941). Carl Friedrich Gauß. Fromm.

Chicago Style (17th ed.) Citation

Roloff, Ernst August. Carl Friedrich Gauß. Osnabrück: Fromm, 1941.

MLA (9th ed.) Citation

Roloff, Ernst August. Carl Friedrich Gauß. Fromm, 1941.

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