Valdes, A., & Schaeffer, B. (1995). Surveillance of Agricultural Prices and Trade: A Handbook for the Dominican Republic.
Citazione stile Chigago Style (17a edizione)Valdes, Alberto, e Barry Schaeffer. Surveillance of Agricultural Prices and Trade: A Handbook for the Dominican Republic. 1995.
Citatione MLA (9a ed.)Valdes, Alberto, e Barry Schaeffer. Surveillance of Agricultural Prices and Trade: A Handbook for the Dominican Republic. 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.