Physical description for original version: 1 v. (various pagings) : 28 cm
書誌注記
Includes bibliographical references
原資料等に関する注記
原資料の出版事項: [Reston, Va?] ; Denver, CO : U.S. Dept. of the Interior, U.S. Geological Survey : For sale by the Books and Open-File Reports Section [distributor], 1990