एपीए उद्धरण

Richards, R. (2006). Surface and nanomolecular catalysis. CRC Press.

शिकागो स्टाइल उद्धरण

Richards, Ryan. Surface and Nanomolecular Catalysis. Boca Raton: CRC Press, 2006.

एमएलए उद्धरण

Richards, Ryan. Surface and Nanomolecular Catalysis. CRC Press, 2006.