Kesintha Devi Appanna. (2017). Prevalence and predictors of poor sleep quality among secondary school students in Gombak, Selangor, Malaysia.
Dyfyniad Arddull ChicagoKesintha Devi Appanna. Prevalence and Predictors of Poor Sleep Quality Among Secondary School Students in Gombak, Selangor, Malaysia. 2017.
Dyfyniad MLAKesintha Devi Appanna. Prevalence and Predictors of Poor Sleep Quality Among Secondary School Students in Gombak, Selangor, Malaysia. 2017.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.