Murphy, J. (1991). Farmers' estimations as a source of production data: Methodological guidelines for cereals in Africa. World Bank.
芝加哥风格引文Murphy, Josette. Farmers' Estimations as a Source of Production Data: Methodological Guidelines for Cereals in Africa. Washington: World Bank, 1991.
MLA引文Murphy, Josette. Farmers' Estimations as a Source of Production Data: Methodological Guidelines for Cereals in Africa. World Bank, 1991.
警告：这些引文格式不一定是100％准确.