EBSCO https://ezproxy.iielearn.ac.za/login?url=http://search.ebscohost.com/login.aspx?direct=true&db=nlebk&AN=1172030&site=ehost-live

EBSCO https://ezproxy.iielearn.ac.za/login?url=https://search.ebscohost.com/login.aspx?direct=true&db=nlebk&AN=3127413&site=ehost-live&scope=site

http://search.ebscohost.com.ezproxy.iielearn.ac.za/login.aspx?direct=true&db=nlebk&AN=746917&site=ehost-live

Contributor biographical information http://catdir.loc.gov/catdir/enhancements/fy1515/2006924171-b.html
Publisher description http://catdir.loc.gov/catdir/enhancements/fy1515/2006924171-d.html
Table of contents only http://catdir.loc.gov/catdir/enhancements/fy1515/2006924171-t.html

Inhaltsverzeichnis
Table of contents http://catdir.loc.gov/catdir/enhancements/fy0814/2006046457-t.html
Table of contents http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&doc_number=014985787&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA
Contributor biographical information http://catdir.loc.gov/catdir/enhancements/fy0814/2006046457-b.html
Publisher description http://catdir.loc.gov/catdir/enhancements/fy0814/2006046457-d.html

Contributor biographical information http://catdir.loc.gov/catdir/enhancements/fy1514/99064502-b.html
Publisher description http://catdir.loc.gov/catdir/enhancements/fy1514/99064502-d.html
Table of contents only http://catdir.loc.gov/catdir/enhancements/fy1514/99064502-t.html

EBSCO https://ezproxy.iielearn.ac.za/login?url=http://search.ebscohost.com/login.aspx?direct=true&db=nlebk&AN=1194350&site=ehost-live