American Public Works Association
<http://www.apwa.net/shop/asp/home.asp>
American Water Works Association
<http://www.awwa.org/store.htm>
California Department of Water Resources
<http://www.dwr.water.ca.gov/dir-dwr_publicationsR2/DWR_PublicationsR2.html>
Colorado Water Resources Research Institute
<http://cwrri.colostate.edu/pubs/series/publications.html>
EcoFootage
<http://www.ecofootage.com>
EcoIQ Magazine on Water & Wastewater
<http://www.ecoiq.com/water/magazine/index.html>
EcoIQ Online Images
<http://www.ecoiq.com/onlineimages/index.html>
EcoIQ Syndicated Features
<http://www.ecoiq.com/syndicatedfeatures/index.html>
EcoTapes
<http://www.ecotapes.com/water/index.html>
EcoTalk
<http://www.ecotalk.com/water/index.html>
Engineering Information Inc.
<http://www.ei.org>
Green Stock Media
<http://www.greenstockmedia.com>
Land and Water, Inc.
<http://www.landandwater.com>
National Ground Water Association
<http://www.ngwa.org/bookstores.htm>
National Trade Publications
<http://www.watertechonline.com>
New Mexico Water Resources Research
Institute
<http://wrri.nmsu.edu/publish/video/video.html>
Oregon Water Resources Research Institute
<http://www.orst.edu/Dept/owrri/owrripub.htm>
PennWell Corporation
<http://www.pennwell.com>
U.S. Water News
<http://www.uswaternews.com>
Water Environment Federation
<http://www.wef.org/applications/publications/index.cfm>
Water Resources Research Center: University
of Arizona
<http://ag.arizona.edu/AZWATER/publist.html>
Water UK
<http://www.water.org.uk>
Water Wiser
<http://www.waterwiser.org/frameset.cfm?b=2> | 
