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
"Handloff, Robert Earl and Curran, Brian Dean and Library of Congress. Federal Research Division","Mauritania, a country study",2nd ed,"For sale by the Supt. of Docs., U.S. G.P.O.",1990,Country studies/area handbook series,,,,https://cir.nii.ac.jp/crid/1130282272057827200