Cita APA (7a ed.)
Spencer, D. S. C. (1994). Infrastructure and technology constraints to agricultural development in the humid and subhumid tropics of Africa. International Food Policy Research Institute.
Cita Chicago Style (17a ed.)
Spencer, Dunstan S. C. Infrastructure and Technology Constraints to Agricultural Development in the Humid and Subhumid Tropics of Africa. International Food Policy Research Institute, 1994.
Cita MLA (9a ed.)
Spencer, Dunstan S. C. Infrastructure and Technology Constraints to Agricultural Development in the Humid and Subhumid Tropics of Africa. International Food Policy Research Institute, 1994.
Precaución: Estas citas no son 100% exactas.