Rao, C. A. (1971). A study of the economics content in selected secondary social studies texbooks and syllabi used in West Malaysia. Ohio University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Rao, Chandriah Appa. A Study of the Economics Content in Selected Secondary Social Studies Texbooks and Syllabi Used in West Malaysia. Center for International Studies, Athens, Ohio: Ohio University, 1971.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Rao, Chandriah Appa. A Study of the Economics Content in Selected Secondary Social Studies Texbooks and Syllabi Used in West Malaysia. Ohio University, 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.