Manual on the Causes and Control of Activated Sludge Bulking, Foaming, and Other Solids Separation Problems Autor David Jenkins et al. 27 aug 2003 Paperback Preț: 574.76 lei 624.74 lei 3-5 săpt. | 7-13 zile -8%
Biological Wastewater Treatment Autor C P Leslie Grady Jr et al. 10 mai 2011 Hardback Preț: 1101.35 lei 1577.90 lei 6-8 săpt. -30%