एपीए उद्धरण

Metcalf & Eddy, W. E. Wastewater engineering, treatment, disposal and reuse/2nd ed (2nd ed.).

शिकागो स्टाइल उद्धरण

Metcalf और W. E. Eddy. Wastewater Engineering, Treatment, Disposal and Reuse/2nd Ed. 2nd ed.

एमएलए उद्धरण

Metcalf और W. E. Eddy. Wastewater Engineering, Treatment, Disposal and Reuse/2nd Ed. 2nd ed.