Table of contents Kostenfrei
Table of contents http://catdir.loc.gov/catdir/toc/ecip0826/2008036578.html

Digital material
Table of contents http://catdir.loc.gov/catdir/enhancements/fy0632/2005057682-t.html
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Contributor biographical information http://www.loc.gov/catdir/bios/hol059/2003070293.html
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Table of contents http://www.loc.gov/catdir/toc/hol051/2003070293.html