Cita APA (7a ed.)
van Koppen, B. (2008). Multiple-use water services: An untapped opportunity to meet the Millennium Development Goals.
Cita Chicago Style (17a ed.)
van Koppen, Barbara. Multiple-use Water Services: An Untapped Opportunity to Meet the Millennium Development Goals. 2008.
Cita MLA (9a ed.)
van Koppen, Barbara. Multiple-use Water Services: An Untapped Opportunity to Meet the Millennium Development Goals. 2008.
Precaución: Estas citas no son 100% exactas.