Gupta.S. (2003). Lectures on Intellectual Property Rights. Chetak Pub.
Chicago Style aipamenaGupta.S. Lectures on Intellectual Property Rights. Mumbai: Chetak Pub, 2003.
MLA aipamenaGupta.S. Lectures on Intellectual Property Rights. Chetak Pub, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.