Tohutoro APA (7th ed.)

Sprague, E. (1961). What Is Philosophy? Oxford University Press.

Tohutoru Kātū Chicago (17th ed.)

Sprague, Elmer. What Is Philosophy? New York: Oxford University Press, 1961.

Tohutoro MLA (9th ed.)

Sprague, Elmer. What Is Philosophy? Oxford University Press, 1961.