por International Symposium On Anaerobic Digestion (2 : 1981 : Travemunde, Germany) | Hughes, David Edward, 1915- [editor].
por International Symposium On Anaerobic Digestion (5 : 1988 : Bolonia, Italia) | Hall, E. R [editor] | Hobson, P. N [editor].
por Borgatti, Douglas [editor] | Psaris, Patti J [editor] | Water Environment Federation. Task Force on Beneficial Use Programs for Biosolids Management | Water Environment Federation. Systems Management Subcommittee.
por Surprenant, N. F [colaborador].