APA (7th ed.) Citation

Huygens, C. (1962). Treatise on light... / by C. Huygens. Dover.

Chicago Style (17th ed.) Citation

Huygens, Christiaan. Treatise on Light... / by C. Huygens. Dover, 1962.

MLA (9th ed.) Citation

Huygens, Christiaan. Treatise on Light... / by C. Huygens. Dover, 1962.

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