2003 - Manual on the Causes and Control of Activated Sludge Bulking Foaming and Other Solids Separations Problems Third Edit (Other) ISBN-13: 9781566706476 ISBN-10: 1566706475 Genres: Science & Math, Engineering & Transportation, Outdoors & Nature ? 1993 - Manual on the Causes and Control of Activated Sludge Bulking and Foaming Second Edition (Other) ISBN-13: 9780873718738 ISBN-10: 0873718739 Genres: Reference, Science & Math, Engineering & Transportation ? |