Dyfyniad APA

(1983). Oxidation Ditches In Wastewater Treatment Edited By D. Barnes; C.f. Foster And Dwm Johnstone. Pitman Publishing.

Dyfyniad Arddull Chicago

Oxidation Ditches In Wastewater Treatment Edited By D. Barnes; C.f. Foster And Dwm Johnstone. Pitman Publishing, 1983.

Dyfyniad MLA

Oxidation Ditches In Wastewater Treatment Edited By D. Barnes; C.f. Foster And Dwm Johnstone. Pitman Publishing, 1983.

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