EBSCO http://search.ebscohost.com.ezproxy.iielearn.ac.za/login.aspx?direct=true&db=nlebk&AN=706997&site=ehost-live

EBSCO https://ezproxy.iielearn.ac.za/login?url=https://search.ebscohost.com/login.aspx?direct=true&db=nlebk&AN=3641516&site=ehost-live&scope=site

Table of contents http://catdir.loc.gov/catdir/toc/ecip0712/2007008778.html
Table of contents http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&doc_number=016588916&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
Contributor biographical information http://catdir.loc.gov/catdir/enhancements/fy0804/2007008778-b.html
Publisher description http://catdir.loc.gov/catdir/enhancements/fy0804/2007008778-d.html