Citazione Stile APA (7a Edizione)

Sinden, J. A., & Worrell, A. C. (1979). Unpriced values: Decisions without market prices. John Wiley.

Citazione stile Chigago Style (17a edizione)

Sinden, John A., e Albert Cadwallader Worrell. Unpriced Values: Decisions Without Market Prices. Nueva York: John Wiley, 1979.

Citatione MLA (9a ed.)

Sinden, John A., e Albert Cadwallader Worrell. Unpriced Values: Decisions Without Market Prices. John Wiley, 1979.