Citazione Stile APA (7a Edizione)

Friedman, D. D. (1986). Price theory: An intermediate text. South-Western Pub. Co..

Citazione stile Chigago Style (17a edizione)

Friedman, David D. Price Theory: An Intermediate Text. Cincinnati: South-Western Pub. Co., 1986.

Citatione MLA (8a ed.)

Friedman, David D. Price Theory: An Intermediate Text. South-Western Pub. Co., 1986.