Table of contents http://catdir.loc.gov/catdir/toc/ecip067/2006002242.html

Table of contents http://catdir.loc.gov/catdir/enhancements/fy0657/2001273642-t.html
Table of contents http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&doc_number=009282635&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
Table of contents http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009282635&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
Publisher description http://catdir.loc.gov/catdir/enhancements/fy0657/2001273642-d.html

Table of contents http://catdir.loc.gov/catdir/enhancements/fy0655/96025184-t.html
Table of contents http://digitool.hbz-nrw.de:1801/webclient/DeliveryManager?pid=1540105&custom_att_2=simple_viewer
Publisher description http://catdir.loc.gov/catdir/enhancements/fy0655/96025184-d.html