Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.