Cita APA (7a ed.)

Durham, A. L. (1999). Patent Law Essentials: A Concise Guide. Quorum Books.

Cita Chicago Style (17a ed.)

Durham, Alan L. Patent Law Essentials: A Concise Guide. Westport, Connecticut: Quorum Books, 1999.

Cita MLA (9a ed.)

Durham, Alan L. Patent Law Essentials: A Concise Guide. Quorum Books, 1999.