Table of contents http://catdir.loc.gov/catdir/toc/ecip068/2006004540.html
Contributor biographical information http://catdir.loc.gov/catdir/enhancements/fy0826/2006004540-b.html
Publisher description http://catdir.loc.gov/catdir/enhancements/fy0653/2006004540-d.html

Publisher description http://www.loc.gov/catdir/enhancements/fy0624/2005043589-d.html
Table of contents http://www.loc.gov/catdir/enhancements/fy0624/2005043589-t.html