Bolt, E., & Fonseca, C. (2001). Keep it working: A field manual to support community management of rural water supplies. IRC.
Chicago-Zitierstil (17. Ausg.)Bolt, Eveline, und Catarina Fonseca. Keep It Working: A Field Manual to Support Community Management of Rural Water Supplies. Delft: IRC, 2001.
MLA-Zitierstil (9. Ausg.)Bolt, Eveline, und Catarina Fonseca. Keep It Working: A Field Manual to Support Community Management of Rural Water Supplies. IRC, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.