Cita APA

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

Citación estilo Chicago

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

Cita MLA

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