Gaya APA

Stumpf, S, E., Fieser, J. (2008). Socrates to sartre and beyond : a history of philosophy (8th ed). Boston: McGraw-Hill.

Gaya MLA

Stumpf, Samuel, Enoch., Fieser, James. "Socrates to sartre and beyond : a history of philosophy". 8th ed Boston: McGraw-Hill, 2008. Text.