Citazione Stile APA (7a Edizione)

Keir, M. (1927). The March of Commerce. New Haven: Yale University Press.

Citazione stile Chigago Style (17a edizione)

Keir, Malcolm. The March of Commerce. Toronto: New Haven: Yale University Press, 1927.

Citatione MLA (9a ed.)

Keir, Malcolm. The March of Commerce. New Haven: Yale University Press, 1927.