APA (7th ed.) Citation

Grégory, C. (1978). Enciclopaedia universalis: 17, Organum (8e publ.). Encyclopaedia Universalis France.

Chicago Style (17th ed.) Citation

Grégory, Claude. Enciclopaedia Universalis: 17, Organum. 8e publ. Paris: Encyclopaedia Universalis France, 1978.

MLA (9th ed.) Citation

Grégory, Claude. Enciclopaedia Universalis: 17, Organum. 8e publ. Encyclopaedia Universalis France, 1978.

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