Revathi Rajagopal. (2010). The prevalence of osteopenia of prematurity in very low birth weight premature babies in Neonatal Intensive Care Unit Hospital Raja Permaisuri Bainun, Ipoh.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Revathi Rajagopal. The Prevalence of Osteopenia of Prematurity in Very Low Birth Weight Premature Babies in Neonatal Intensive Care Unit Hospital Raja Permaisuri Bainun, Ipoh. 2010.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Revathi Rajagopal. The Prevalence of Osteopenia of Prematurity in Very Low Birth Weight Premature Babies in Neonatal Intensive Care Unit Hospital Raja Permaisuri Bainun, Ipoh. 2010.
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