APA (7th ed.) Citation

Cohn, P. M. (1971). Free rings and their relations. Acad. Press.

Chicago Style (17th ed.) Citation

Cohn, Paul M. Free Rings and Their Relations. London u.a: Acad. Press, 1971.

MLA (9th ed.) Citation

Cohn, Paul M. Free Rings and Their Relations. Acad. Press, 1971.