Srinivasan, L. (1977). Perspectives on nonformal adult learning: Functional education for individual, community, and national development. World Education.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Srinivasan, Lyra. Perspectives on Nonformal Adult Learning: Functional Education for Individual, Community, and National Development. New York: World Education, 1977.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Srinivasan, Lyra. Perspectives on Nonformal Adult Learning: Functional Education for Individual, Community, and National Development. World Education, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.