Cita APA (7th ed.)

Feibleman, J. K. (1973). Understanding philosophy : a popular history of ideas: A popular history of ideas. Horizon Press.

Cita Chicago (17th ed.)

Feibleman, James K. Understanding Philosophy : A Popular History of Ideas: A Popular History of Ideas. New York: Horizon Press, 1973.

Cita MLA (9th ed.)

Feibleman, James K. Understanding Philosophy : A Popular History of Ideas: A Popular History of Ideas. Horizon Press, 1973.