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
"Betts, Emmett Albert and Welch, Carolyn McIlvaine","Teacher's guide book, Third reader program (3-1) : to complement Third reader story book (3-1), Beyond treasure vally, and Third reader study book (3-1)",,American Book,1950,Betts basic readers,,,,https://cir.nii.ac.jp/crid/1130282272979402880