Cita APA (7a ed.)
Jansen, G. (1993). Ex-ante profitability of animal traction investments in semi-arid sub-Saharan Africa: Evidence from Niger and Nigeria. Elsevier.
Cita Chicago Style (17a ed.)
Jansen, G.P. Ex-ante Profitability of Animal Traction Investments in Semi-arid Sub-Saharan Africa: Evidence from Niger and Nigeria. Elsevier, 1993.
Cita MLA (9a ed.)
Jansen, G.P. Ex-ante Profitability of Animal Traction Investments in Semi-arid Sub-Saharan Africa: Evidence from Niger and Nigeria. Elsevier, 1993.
Precaución: Estas citas no son 100% exactas.