Ellis, F. (1992). Agricultural policies in developing countries. Cambridge University Press.
Cita Chicago (17th ed.)Ellis, Frank. Agricultural Policies in Developing Countries. Cambridge: Cambridge University Press, 1992.
Cita MLA (9th ed.)Ellis, Frank. Agricultural Policies in Developing Countries. Cambridge University Press, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.