एपीए उद्धरण

Ross, S., & Guo, P. J. (1988). Design and Selection of Small Wastewater Treatment Systems. Geo-Environ Academia.

शिकागो स्टाइल उद्धरण

Ross, S.A, और P.H.M Jank Guo. Design and Selection of Small Wastewater Treatment Systems. Jodhpur: Geo-Environ Academia, 1988.

एमएलए उद्धरण

Ross, S.A, और P.H.M Jank Guo. Design and Selection of Small Wastewater Treatment Systems. Geo-Environ Academia, 1988.