Citazione Stile APA (7a Edizione)

Morgan, T. (1956). Introduction to economics (2nd ed.). Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Morgan, Theodore. Introduction to Economics. 2nd ed. Englewood Cliffs, New Jersey: Prentice-Hall, 1956.

Citatione MLA (9a ed.)

Morgan, Theodore. Introduction to Economics. 2nd ed. Prentice-Hall, 1956.