. . "Socialismo." . . "Elite (Ciencias sociales)" . . "Poder (Ciencias sociales)" . . "Marxian socialism ; Power elite or ruling class?" . . . . . . "Marxian socialism. Power elite or ruling class?. Paul M. Sweezy" . "Marxian socialism : power elite or ruling class?"@en . "Marxian socialism : power elite or ruling class?" . . . . . "Power elite or ruling class?"@en . "Power elite or ruling class?" . "Marxian socialism power elite or ruling class?" . "Marxian socialism. Power elite or ruling class?"@en . . . . . "Power elite or ruling class"@en . . . . "Marxian socialism : [and] Power elite or ruling class?" . .