Citazione Stile APA (7a Edizione)

Samuelson, P. A. (1958). Economics: An introductory analysis (4th.ed.). McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Samuelson, Paul A. Economics: An Introductory Analysis. 4th.ed. New York: McGraw-Hill, 1958.

Citatione MLA (9a ed.)

Samuelson, Paul A. Economics: An Introductory Analysis. 4th.ed. McGraw-Hill, 1958.