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
"Worden, Robert L. and Savada, Andrea Matles and Library of Congress. Federal Research Division","Mongolia, a country study",2nd ed,"For sale by the Supt. of Docs., U.S. G.P.O.",1991,Area handbook series,,,,https://cir.nii.ac.jp/crid/1130000795757533056