APA Style
      Carlevaro, F., Gonzalez, C. (2015).
    Costing Improved Water Supply Systems for Low-income Communities .
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MLA Style
      Carlevaro, Fabrizio., Gonzalez, Cristian.
    "Costing Improved Water Supply Systems for Low-income Communities".
    
    :
  ,
  2015.
  Text.