एपीए उद्धरण

Nolff, M. (2001). TRIPS, PCT and global patent procurement. Kluwer law international.

शिकागो स्टाइल उद्धरण

Nolff, Markus. TRIPS, PCT and Global Patent Procurement. London: Kluwer law international, 2001.

एमएलए उद्धरण

Nolff, Markus. TRIPS, PCT and Global Patent Procurement. Kluwer law international, 2001.