The Politics of change in Venezuela : a joint study of the Center for International Studies, Massachusetts Institute of Technology, and the Centro de Estudios del Desarrollo, Universidad Central de Venezuela.
Bonilla, Frank.
Silva Michelena, José A.
Massachusetts Institute of Technology.Center for International Studies.
Universidad Central de Venezuela.Centro de Estudios del Desarrollo.
Cambridge (Mass.) ;  London :  M.I.T. Press, 
1967.