Phosphorus in Sewage Sludge and Animal Waste Slurries Editat de G. Hucker et al. 31 mar 1981 Hardback Preț: 922.11 lei 1124.53 lei 6-8 săpt. -18%
Environmental Effects of Organic and Inorganic Contaminants in Sewage Sludge Editat de R.D. Davis et al. 30 apr 1983 Hardback Preț: 912.55 lei 1112.87 lei 6-8 săpt. -18%