APA (7th ed.) Citation

Birkenhead, F. E. S. (1970). Last essays. Books for Libraries Press.

Chicago Style (17th ed.) Citation

Birkenhead, Frederick Edwin Smith. Last Essays. Freeport, N.Y.: Books for Libraries Press, 1970.

MLA (9th ed.) Citation

Birkenhead, Frederick Edwin Smith. Last Essays. Books for Libraries Press, 1970.