Cita APA (7th ed.)

Rauhut, N. C. (2007). Ulltimate questions: Thinking about philosophy (2nd ed.). Pearson Education, Inc.

Cita Chicago (17th ed.)

Rauhut, Nils Ch. Ulltimate Questions: Thinking About Philosophy. 2nd ed. New York: Pearson Education, Inc, 2007.

Cita MLA (9th ed.)

Rauhut, Nils Ch. Ulltimate Questions: Thinking About Philosophy. 2nd ed. Pearson Education, Inc, 2007.