Hitchings,Jon A. (1984). Economics of cotton cultivation in India: Supply and demand for 1980-90. World Bank.
Chicago Style aipamenaHitchings,Jon A. Economics of Cotton Cultivation in India: Supply and Demand for 1980-90. Washington: World Bank, 1984.
MLA aipamenaHitchings,Jon A. Economics of Cotton Cultivation in India: Supply and Demand for 1980-90. World Bank, 1984.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.