APA (7th ed.) Citation

Boruvka, O. (1976). Foundations of the theory of groupoids and groups. John Wileyand Sons.

Chicago Style (17th ed.) Citation

Boruvka, Otakar. Foundations of the Theory of Groupoids and Groups. New York: John Wileyand Sons, 1976.

MLA (9th ed.) Citation

Boruvka, Otakar. Foundations of the Theory of Groupoids and Groups. John Wileyand Sons, 1976.