著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL Unesco,"Co-operation between science teachers and mathematics teachers : proceedings of a conference jointly organized and sponsored by UNESCO, the Committee on Teaching of Science (CTS) of the International Council of Scientific Unions (ICSU), the International Commission on Physics Education (ICPE), the International Commission on Mathematical Instruction (ICMI), and the Institute for the Didactics of Mathematics (IDM), Bielefeld, September 17-23, 1978",,Institut für Didaktik der Mathematik der Universität Bielefeld,1979,Materialien und studien,,,,https://cir.nii.ac.jp/crid/1130282269707884416