APA
Singh I., . (1988). Small Farmers In South Asia: Their Characteristics Productivity And Efficiency. Washigton: World Bank.
Chicago
Singh I, . 1988. Small Farmers In South Asia: Their Characteristics Productivity And Efficiency. Washigton: World Bank.
Harvard
Singh I., . (1988). Small Farmers In South Asia: Their Characteristics Productivity And Efficiency. Washigton: World Bank.
MLA
Singh I, . Small Farmers In South Asia: Their Characteristics Productivity And Efficiency. Washigton: World Bank. 1988.