Citazione Stile APA (7a Edizione)

Trías, E., & Krabbenhoft, K. (1983). Philosophy and its shadow. Columbia University Press.

Citazione stile Chigago Style (17a edizione)

Trías, Eugenio, e Kenneth Krabbenhoft. Philosophy and Its Shadow. New York: Columbia University Press, 1983.

Citatione MLA (9a ed.)

Trías, Eugenio, e Kenneth Krabbenhoft. Philosophy and Its Shadow. Columbia University Press, 1983.