Aquatic Oligochaeta: Proceedings of the Second International Symposium on Aquatic Obligochaete Biology, held in Pallanza, Italy, September 21–24, 1982 Developments in Hydrobiology, nr. 24 Editat de G. Bonomi et al. 8 oct 2011 Paperback Preț: 387.31 lei 6-8 săpt.