一般注記"An economic analysis by the U.S. Geological Survey's National Geologic Mapping Program that describes (1) geologic maps and their use as a fundamental data base, (2) a rigorous benefit-cost model for valuing geologic map information, and (3) the economic issues associated with determining whether or not a geologic map is a public good."
Shipping list no.: 93-0310-P
Physical description for original version: vi, 53 p. : 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: [Washington, D.C.?] ; Denver, CO : U.S. G.P.O. : USGS Map Distribution, 1993
SUPTDOC番号: I 19.4/2: 1111
GPO管理番号: 0620-A