APA (7th ed.) Zitazioa

Valdes, A., & Schaeffer, B. (1995). Surveillance of Agricultural Prices and Trade Policies: A Hangbook for Uruguay.

Chicago Style (17th ed.) Zitazioa

Valdes, Alberto, eta Barry Schaeffer. Surveillance of Agricultural Prices and Trade Policies: A Hangbook for Uruguay. 1995.

MLA (9th ed.) Zitazioa

Valdes, Alberto, eta Barry Schaeffer. Surveillance of Agricultural Prices and Trade Policies: A Hangbook for Uruguay. 1995.