Ingvar Andersson, Astrid Hillers, Ron Sawyer Steven A. Esrey

titleISBN-13
(ISBN-10)
year of publication
Closing the Loop: Ecological Sanitation for Food Security978-91-586-8935-O
(91-586-8935-4)
2001

A.A. · A. H. · I.A. · I. Andersson · Ingvar Andersson

Iniesta Andres