Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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