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
"Hess, Robert L. and Coger, Dalvan M.","A bibliography of primary source for nineteenth-century tropical Africa as recorded by explorers, missionaries, traders, travelers, administrators, military men, adventurers, and others",2nd print,"Hoover Institution Press, Stanford University",1973,Hoover Institution bibliographical series,,081792471X,,https://cir.nii.ac.jp/crid/1130282271184519936