PKK Library Search for 'su:{Sewage -- Purification -- Activated sludge process.}'

TREATMENT PLANT HYDRAULICS FOR ENVIRONMENTAL ENGINEERS

By Benefield, Larry D.. Englewood Cliffs, N. J. Prentice-Hall 1984 . viii,231

By Gray, N. F.. Oxford University Pr. 1990 . ix,272 0198563418

Houston Gulf Publishing 1989 . various pagings 0872012387

By Eckenfelder, W. Wesley. Pennsylvania Destech Publications 2014 . xiii, 220p 9781605950198