Barker, R. E. Copyright and reprographic reproduction: International copyright and copyright in developing countries.
Chicago Style (17. basım) AtıfBarker, Ronald Ernest. Copyright and Reprographic Reproduction: International Copyright and Copyright in Developing Countries.
MLA (9th ed.) AtıfBarker, Ronald Ernest. Copyright and Reprographic Reproduction: International Copyright and Copyright in Developing Countries.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..