Cita APA (7th ed.)
Lawhead, W. F. (2003). The philosophical journey: An interactive approach (2nd ed.). McGraw-Hill.
Cita Chicago (17th ed.)
Lawhead, William F. The Philosophical Journey: An Interactive Approach. 2nd ed. Boston: McGraw-Hill, 2003.
Cita MLA (9th ed.)
Lawhead, William F. The Philosophical Journey: An Interactive Approach. 2nd ed. McGraw-Hill, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.