Citazione Stile APA (7a Edizione)

Davis, C. (1988). Valley of the Shadow. St. Martin's press.

Citazione stile Chigago Style (17a edizione)

Davis, Christopher. Valley of the Shadow. New York: St. Martin's press, 1988.

Citatione MLA (8a ed.)

Davis, Christopher. Valley of the Shadow. St. Martin's press, 1988.