APA (7th ed.) Citation

Ehresmann, C. (1965). Categories et structures (1a ed.). Dunod.

Chicago Style (17th ed.) Citation

Ehresmann, Charles. Categories Et Structures. 1a ed. Paris: Dunod, 1965.

MLA (9th ed.) Citation

Ehresmann, Charles. Categories Et Structures. 1a ed. Dunod, 1965.