Description
Published:Print began with vol. 1, no. 1 (Jan. 1977); ceased with final edition (Nov. 2012).
Physical Description:1 online resource (36 volumes) : illustrations
Publication Frequency:Monthly
Format:Mode of access: World Wide Web. Address as of 06/21/01: http://www.hq.usace.army.mil/cepa/pubs/update.htm; current access is available via PURL.
ISSN:0733-8163
Related Items:Continued by updating website with the same title.