Zett, L. "Penissimo": Multivideoprints. Janssen.
Cita Chicago (17th ed.)Zett, Leonard. "Penissimo": Multivideoprints. Simon's Town: Janssen.
Cita MLA (8th ed.)Zett, Leonard. "Penissimo": Multivideoprints. Janssen.
Atenció: Aquestes cites poden no estar 100% correctes.