Drucker, Peter Ferdinand, El Ășltimo de todos los mundos posibles Peter F. Drucker; Diego Luzuriaga, traductor. - MĂ©xico Hermes c1985. - 263 p. Translation of : The Last of all possible worlds. ISBN: 9684460414 LCCN: fel21000165 LC Class. No.: PS3554 .R7 / L318 1985 Dewey Class. No.: 813/.54