Educational research in Europe : equality of opportunity reconsidered : values in education for tomorrow : Third European Colloquy for Directors of National Research Institutions in Education, Hamburg, 12-14 September, 1978 / collected and edited by M. Dino Carelli and John G. Morris ; authors Jean Cardinet, John Eggleston, Len Goad, John I. Goodlad, Adolf Kell, Guy Neave, Chanan Rapaport, Aldo Visalberghi ; Unesco Institute for Education - Hamburg, Council of Europe - Strasbourg. - Cardinet, Jean (1927-2015); Eggleston, John (1926-2001); Goad, Len H.; Goodlad, John I. (1920-2014); Kell, Adolf; Neave, Guy R.; Rapaport, Chanan; Visalberghi, Aldo (1919-2007); Carelli, Maggiorino Dino; Morris, John G. (edukacja) (International Studies in Education, 1979)