Valdes, A., & Schaeffer, B. (1995). Surveillance of agricultural prices and trade: A handbook for the dominican republic. The World Bank.
استشهاد بنمط شيكاغوValdes, Alberto, و Barry Schaeffer. Surveillance of Agricultural Prices and Trade: A Handbook for the Dominican Republic. Washington, D C: The World Bank, 1995.
MLA استشهادValdes, Alberto, و Barry Schaeffer. Surveillance of Agricultural Prices and Trade: A Handbook for the Dominican Republic. The World Bank, 1995.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.