ENPHO. (1992). Water quality testing in reconstruction & rehabilitation project area (sunsari, Morang, Dhankuta & Saptari).
Cita Chicago (17th ed.)ENPHO. Water Quality Testing in Reconstruction & Rehabilitation Project Area (sunsari, Morang, Dhankuta & Saptari). 1992.
Cita MLA (8th ed.)ENPHO. Water Quality Testing in Reconstruction & Rehabilitation Project Area (sunsari, Morang, Dhankuta & Saptari). 1992.
Atenció: Aquestes cites poden no estar 100% correctes.