Review article : THE MISSED REVOLUTION: The fate of rural rebels in Sicily and Southern Spain 1840-1950. Roderick Aya. Papers on European and Mediterranean Societies No. 3. University of Amsterdam,1975

Barrington Moore, Jr. Social Origins of Dictatorship and Democracy Beacon Press, Boston, 1966

Arthur Stinchcombe , "Agricultural Enterprise and Rural Class Relations" in American Journal of Sociology, 1961, 67:165-176

Eric Wolf , Peasant Wars of the Twentieth Century, Harper & Row , New York, 1969; " Introduction" and "Peasant Rebellion and Revolution" in National Liberation: Revolution and the Third World, eds. Norman Miller and Roderick Aya. Free Press, New York, 1971