(NHRC), N. H. R. C. (2013). Assessment of noise pollution and development of criteria for its prevention and control.
Dyfyniad Arddull Chicago(NHRC), Nepal Health Research Council. Assessment of Noise Pollution and Development of Criteria for Its Prevention and Control. 2013.
Dyfyniad MLA(NHRC), Nepal Health Research Council. Assessment of Noise Pollution and Development of Criteria for Its Prevention and Control. 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.