Citazione APA

Stewart, D., & Blocker, H. G. (2006). Fundamentals of philosophy (6th ed.). Dorling Kindersley.

Stile di citazione Chicago

Stewart, David, e H. Gene Blocker. Fundamentals of Philosophy. 6th ed. Delhi: Dorling Kindersley, 2006.

Citazione MLA

Stewart, David, e H. Gene Blocker. Fundamentals of Philosophy. 6th ed. Dorling Kindersley, 2006.