Citazione Stile APA (7a Edizione)

(1957). Three eassays on the state of economic science. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Three Eassays on the State of Economic Science. New York: McGraw-Hill, 1957.

Citatione MLA (9a ed.)

Three Eassays on the State of Economic Science. McGraw-Hill, 1957.