UID:
edoccha_9961072590502883
Format:
iv, 59 pages :
,
digital, PDF file.
Series Statement:
Data series ; 212
Note:
Title from PDF title screen (viewed on Jan. 23, 2008).
,
Mode of access: Internet from the USGS web site. Address as of 1/23/08: http://pubs.usgs.gov/ds/2006/212/pdf/DS-212.pdf; current access via PURL.
Language:
English