Cita APA (7a ed.)

Hegeler Institute & Freeman, E. (1983). The relevance of Charles Peirce. Hegeler Institute.

Cita Chicago Style (17a ed.)

Hegeler Institute y Eugene Freeman. The Relevance of Charles Peirce. La Salle (Illinois): Hegeler Institute, 1983.

Cita MLA (9a ed.)

Hegeler Institute y Eugene Freeman. The Relevance of Charles Peirce. Hegeler Institute, 1983.