Table of contents http://catdir.loc.gov/catdir/toc/ecip0618/2006025055.html

Table of contents http://catdir.loc.gov/catdir/enhancements/fy0827/2007281263-t.html
Contributor biographical information http://catdir.loc.gov/catdir/enhancements/fy0827/2007281263-b.html
Publisher description http://catdir.loc.gov/catdir/enhancements/fy0827/2007281263-d.html

Inhaltsverzeichnis
Table of contents http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&doc_number=015431594&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
Table of contents http://bvbr.bib-bvb.de:8991/F?func=serviceetdoc_library=BVB01etdoc_number=015431594etline_number=0001etfunc_code=DB_RECORDSetservice_type=MEDIA

Table of contents http://catdir.loc.gov/catdir/toc/ecip077/2006102454.html
Publisher description http://catdir.loc.gov/catdir/enhancements/fy0704/2006102454-d.html
The Louis A. Duhring Fund Home Page http://hdl.library.upenn.edu/1017.12/366308
The Alumni and Friends Memorial Book Fund Home Page http://hdl.library.upenn.edu/1017.12/366295

Table of contents http://www.loc.gov/catdir/toc/ecip0518/2005022367.html
Publisher description http://www.loc.gov/catdir/enhancements/fy0645/2005022367-d.html

Table of contents http://www.loc.gov/catdir/toc/ecip0519/2005026161.html

Table of contents only http://www.loc.gov/catdir/toc/ecip072/2006033470.html

Table of contents only http://www.loc.gov/catdir/toc/ecip0612/2006012687.html