UID:
edoccha_9961096684302883
Format:
1 online resource (vi, 68 pages) :
,
illustrations, maps.
Series Statement:
U.S. Geological Survey circular ; 930-N
Note:
Title from title screen (viewed June 22, 2018).
,
Also available online in PDF format from the U.S. Geological Survey (http://pubs.er.usgs.gov/).
,
"Prepared as a cooperative effort among earth-science and mineral-resource agencies of Australia, Canada, the Federal Republic of Germany, the Republic of South Africa, the United Kingdom, and the United States of America."
Language:
English
