Cita APA (7th ed.)

Palmer, D. (2001). Looking at philosophy: The unbearable heaviness of philosophy made lighter (3rd ed.). Mayfield Pub. Co.

Cita Chicago (17th ed.)

Palmer, Donald. Looking at Philosophy: The Unbearable Heaviness of Philosophy Made Lighter. 3rd ed. Mountain View, Calif: Mayfield Pub. Co, 2001.

Cita MLA (9th ed.)

Palmer, Donald. Looking at Philosophy: The Unbearable Heaviness of Philosophy Made Lighter. 3rd ed. Mayfield Pub. Co, 2001.