Ramalingam, S. T. (1968). Investigation of variations in blood and urinary amino acids in humans in relation to age, different ethnic groups and pathological conditions.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ramalingam, Sarojini Thevi. Investigation of Variations in Blood and Urinary Amino Acids in Humans in Relation to Age, Different Ethnic Groups and Pathological Conditions. Singapore, 1968.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ramalingam, Sarojini Thevi. Investigation of Variations in Blood and Urinary Amino Acids in Humans in Relation to Age, Different Ethnic Groups and Pathological Conditions. 1968.
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