Simon, L., & Stephens, J. El Salvador land reform 1980-1981. University of Chicago.
Cita Chicago (17th ed.)Simon, Laurence, i James Stephens. El Salvador Land Reform 1980-1981. Chicago: University of Chicago.
Cita MLA (9th ed.)Simon, Laurence, i James Stephens. El Salvador Land Reform 1980-1981. University of Chicago.
Atenció: Aquestes cites poden no estar 100% correctes.