Drs H.M.M.G. Philippens: New ways in analyzing political and social problems for pupils in secondary schools in the international perspective; List of Participants; Russel F. Farnen and Heinz Sünker: The Politics, Sociology and Economics of Education, St. Martin's Press; Authoritarianism and Socialist Ideology.
Drs H.M.M.G. Philippens: New ways in analyzing political and social problems for pupils in secondary schools in the international perspective; List of Participants; Russel F. Farnen and Heinz Sünker: The Politics, Sociology and Economics of Education, St. Martin's Press; Authoritarianism and Socialist Ideology.