00294nam a2200097Ia 4500080001800000100001700018245006600035260006600101300001000167583001900177 a01.02.07 A678 aBerg, Ronald aLegitimacy of political violence? : the case of Latin America bUniversity of Massachusetts at AmherstaMassachusettsUSc1988 a30 p. c3/7/00kM2LMGR