Παραπομπή APA

Elizabeth Verkey. (2011). Law of patents (ed. 2.). Eastern Book.

Παραπομπή Chicago Style

Elizabeth Verkey. Law of Patents. ed. 2. Lucknow: Eastern Book, 2011.

Παραπομπή MLA

Elizabeth Verkey. Law of Patents. ed. 2. Eastern Book, 2011.