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 "Ptah-hotep and Keʾgemn and Gunn, Battiscombe",The instruction of Ptah-hotep and the instruction of Keʾgemni : the oldest books in the world,2nd ed,J. Murray,1912,The wisdom of the East series,,,,https://cir.nii.ac.jp/crid/1130000798038331904