Siegel, P., & Alwang, J. R. (2004). Export commodity production and broad-based rural development: Coffee and cocoa in the Dominican Republic. World Bank.
Chicago-viite (17. p.)Siegel, Paul, ja Jeffrey R. Alwang. Export Commodity Production and Broad-based Rural Development: Coffee and Cocoa in the Dominican Republic. [Washington, D.C: World Bank, 2004.
MLA-viite (9. p.)Siegel, Paul, ja Jeffrey R. Alwang. Export Commodity Production and Broad-based Rural Development: Coffee and Cocoa in the Dominican Republic. World Bank, 2004.
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