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 "Williams, P. R. C. (Peter R. C.)",Planning teacher demand and supply,,"Unesco, International Institute for Educational Planning",1979,Fundamentals of educational planning,,9280310798,,https://cir.nii.ac.jp/crid/1130000794407943168