Dyfyniad APA

Kesintha Devi Appanna. (2017). Prevalence and predictors of poor sleep quality among secondary school students in Gombak, Selangor, Malaysia.

Dyfyniad Arddull Chicago

Kesintha Devi Appanna. Prevalence and Predictors of Poor Sleep Quality Among Secondary School Students in Gombak, Selangor, Malaysia. 2017.

Dyfyniad MLA

Kesintha 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.