Citazione Stile APA (7a Edizione)

Frauendorfer, R., & Liemberger, R. (2010). The issues and challenges of reducing non-revenue water. Asian Development Bank.

Citazione stile Chigago Style (17a edizione)

Frauendorfer, Rudolf, e Roland Liemberger. The Issues and Challenges of Reducing Non-revenue Water. Mandaluyong City: Asian Development Bank, 2010.

Citatione MLA (9a ed.)

Frauendorfer, Rudolf, e Roland Liemberger. The Issues and Challenges of Reducing Non-revenue Water. Asian Development Bank, 2010.