Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

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