Cita APA (7a ed.)
Stone, B. (1987). Fertilizer development and price in international perspective. International Food Policy Research Institute.
Cita Chicago Style (17a ed.)
Stone, Bruce. Fertilizer Development and Price in International Perspective. International Food Policy Research Institute, 1987.
Cita MLA (9a ed.)
Stone, Bruce. Fertilizer Development and Price in International Perspective. International Food Policy Research Institute, 1987.
Precaución: Estas citas no son 100% exactas.