APA-viite (7. p.)

Pingali, P. L., Bigot, Y., & Binswanger, H. P. (1987). Agricultural mechanization and the evolution of farming systems in sub-Saharan Africa. Published for the World Bank, Johns Hopkins University Press.

Chicago-viite (17. p.)

Pingali, Prabhu L., Yves Bigot, ja Hans P. Binswanger. Agricultural Mechanization and the Evolution of Farming Systems in Sub-Saharan Africa. Baltimore: Published for the World Bank, Johns Hopkins University Press, 1987.

MLA-viite (9. p.)

Pingali, Prabhu L., et al. Agricultural Mechanization and the Evolution of Farming Systems in Sub-Saharan Africa. Published for the World Bank, Johns Hopkins University Press, 1987.