Varangis, P., Akiyama, T., & Thigpen, E. (1990). Recent developments in marketing and pricing systems for agricultural export commodities in Sub-Saharan Africa. International Economics Dept., World Bank.
Chicago (17e ed.) BronvermeldingVarangis, Panos, Takamasa Akiyama, en Elton Thigpen. Recent Developments in Marketing and Pricing Systems for Agricultural Export Commodities in Sub-Saharan Africa. Washington, D.C: International Economics Dept., World Bank, 1990.
MLA (9e ed.) BronvermeldingVarangis, Panos, et al. Recent Developments in Marketing and Pricing Systems for Agricultural Export Commodities in Sub-Saharan Africa. International Economics Dept., World Bank, 1990.
Let op: Deze citaties zijn niet altijd 100% accuraat.