APA-referens (7:e uppl.)

Barker, R. E. Copyright and reprographic reproduction: International copyright and copyright in developing countries.

Chicago-referens (17:e uppl.)

Barker, Ronald Ernest. Copyright and Reprographic Reproduction: International Copyright and Copyright in Developing Countries.

MLA-referens (9:e uppl.)

Barker, Ronald Ernest. Copyright and Reprographic Reproduction: International Copyright and Copyright in Developing Countries.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.