Citazione Stile APA (7a Edizione)

Frederick, J. H. (1932). The development of American commerce, by John H. Frederick. D. Appleton and company.

Citazione stile Chigago Style (17a edizione)

Frederick, John Hutchinson. The Development of American Commerce, by John H. Frederick. New York, London: D. Appleton and company, 1932.

Citatione MLA (9a ed.)

Frederick, John Hutchinson. The Development of American Commerce, by John H. Frederick. D. Appleton and company, 1932.