A revised and enlarged edition of the book “Ecological Sanitation� can be downloaded from here:

http://www.ecosanres.org/PDF%20files/Ecological%20Sanitation%202004.pdf

http://www.sanicon.net/

http://www.gtz.de/ecosan

http://www.ecosanres.org

http://www.ecosan.org

http://www.tu-harburg.de/aww