OOpen UniverseOpen Universede Karl Popper, Bartley, III, W. W.Ediciones (1)Open Universe (2012)Taylor & Francis Group · inglés · ISBN 9781135857905Más obras de Karl PopperLLesson of This CenturyLesson of This CenturyTTwo Fundamental Problems of the Theory of KnowledgeTwo Fundamental Problems of the Theory of KnowledgeUUnended QuestUnended Quest
TTwo Fundamental Problems of the Theory of KnowledgeTwo Fundamental Problems of the Theory of Knowledge