APA aipamena

Verkey, E. (2005). Law of patents. Eastern Book Company.

Chicago Style aipamena

Verkey, Elizabeth. Law of Patents. Luknow: Eastern Book Company, 2005.

MLA aipamena

Verkey, Elizabeth. Law of Patents. Eastern Book Company, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.