Citazione Stile APA (7a Edizione)

Titus, H. H., & Smith, M. S. (1974). Living Issues in Philosophy (Sixth edition.). D. Van Nostrand Company.

Citazione stile Chigago Style (17a edizione)

Titus, Harold Hopper, e Marilyn S. Smith. Living Issues in Philosophy. Sixth edition. New York [i pozostałe]: D. Van Nostrand Company, 1974.

Citatione MLA (9a ed.)

Titus, Harold Hopper, e Marilyn S. Smith. Living Issues in Philosophy. Sixth edition. D. Van Nostrand Company, 1974.