ENPHO. (1992). Water quality testing in reconstruction & rehabilitation project area (sunsari, Morang, Dhankuta & Saptari).
芝加哥风格引文ENPHO. Water Quality Testing in Reconstruction & Rehabilitation Project Area (sunsari, Morang, Dhankuta & Saptari). 1992.
MLA引文ENPHO. Water Quality Testing in Reconstruction & Rehabilitation Project Area (sunsari, Morang, Dhankuta & Saptari). 1992.
警告：这些引文格式不一定是100％准确.