APA

Weerarathna, Hapugoda, Aheeyar, Gunathilake, Panagoda, Kuruppu & Perera. (2009). Rain water harvesting practitioners guide for Sri Lanka. Nugegoda: Lanka rain water harvesting forum & Sri Lanka resource initiative for water,sanitation & hygiene.

Chicago

Weerarathna, Hapugoda, Aheeyar, Gunathilake, Panagoda, Kuruppu and Perera. 2009. Rain water harvesting practitioners guide for Sri Lanka. Nugegoda: Lanka rain water harvesting forum & Sri Lanka resource initiative for water,sanitation & hygiene.

Harvard

Weerarathna, Hapugoda, Aheeyar, Gunathilake, Panagoda, Kuruppu and Perera. (2009). Rain water harvesting practitioners guide for Sri Lanka. Nugegoda: Lanka rain water harvesting forum & Sri Lanka resource initiative for water,sanitation & hygiene.

MLA

Weerarathna, Hapugoda, Aheeyar, Gunathilake, Panagoda, Kuruppu and Perera. Rain water harvesting practitioners guide for Sri Lanka. Nugegoda: Lanka rain water harvesting forum & Sri Lanka resource initiative for water,sanitation & hygiene. 2009.