Clayton, E. (1983). Agriculture poverty and freedom in: Developing countries. Macmillan Pr..
Cita Chicago (17th ed.)Clayton, Eric. Agriculture Poverty and Freedom in: Developing Countries. London: Macmillan Pr., 1983.
Cita MLA (9th ed.)Clayton, Eric. Agriculture Poverty and Freedom in: Developing Countries. Macmillan Pr., 1983.
Atenció: Aquestes cites poden no estar 100% correctes.