APA (7th ed.) Citation

Crommelin, C. A. (1938). Christiaan Huygens. Hoste.

Chicago Style (17th ed.) Citation

Crommelin, Claude Auguste. Christiaan Huygens. Gent: Hoste, 1938.

MLA (9th ed.) Citation

Crommelin, Claude Auguste. Christiaan Huygens. Hoste, 1938.

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