Werner, C. (2004). Ecosan - closing the loop: Proceedings of the 2nd International Symposium on Ecological Sanitation , 7th - 11th April 2003, Lübeck, Germany. GTZ, Div. 44.
Chicago-Zitierstil (17. Ausg.)Werner, Christine. Ecosan - Closing the Loop: Proceedings of the 2nd International Symposium on Ecological Sanitation , 7th - 11th April 2003, Lübeck, Germany. Eschborn: GTZ, Div. 44, 2004.
MLA-Zitierstil (9. Ausg.)Werner, Christine. Ecosan - Closing the Loop: Proceedings of the 2nd International Symposium on Ecological Sanitation , 7th - 11th April 2003, Lübeck, Germany. GTZ, Div. 44, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.