Wahanudin, R. L. (2002). A study of differences in water quality at water treatment plant and point of consumer usage in Petaling Jaya District in the year 2000.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Wahanudin, R. Laisa. A Study of Differences in Water Quality at Water Treatment Plant and Point of Consumer Usage in Petaling Jaya District in the Year 2000. 2002.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Wahanudin, R. Laisa. A Study of Differences in Water Quality at Water Treatment Plant and Point of Consumer Usage in Petaling Jaya District in the Year 2000. 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.