George,Mary. (1991). Fertilizer consumption and agricultural development in a developing economy. Classical.
Chicago-stil citatGeorge,Mary. Fertilizer Consumption and Agricultural Development in a Developing Economy. New Delhi: Classical, 1991.
MLA-referensGeorge,Mary. Fertilizer Consumption and Agricultural Development in a Developing Economy. Classical, 1991.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.