Water supply and waste disposal series. volume 6: oxidation- ditch sewage waste treatment process / Homer W. Parker
Parker, Homer W.
Water supply and waste disposal series. volume 6: oxidation- ditch sewage waste treatment process / Homer W. Parker - Washington, D.C. : n - [58] p. - Staff report .
Water supply and waste disposal series. volume 6: oxidation- ditch sewage waste treatment process / Homer W. Parker - Washington, D.C. : n - [58] p. - Staff report .