1. Richard Solomon, Indian Epigraphy, Munshiram Manoharlal Publishers Pvt. Ltd. New York, 1998, p.123.
2. M.M. Ghosh, The Natyasastra ascribed to Bharata Muni, Vol. I, Asiatic Society of Bengal, Calcutta, 1951, p. 2 XXIII.
3. Uupinder Singh, 'The Power of a Poet; Kinship, Empire and war in Kalidasa's Raghubansh.
4. Basudeva Chattarjee (editor, Indian Historical Review, vol. 38, no. 2), ICHR sage, New Delhi, Dec 2011, p. 179.
5. Anupa Pande, A Historical and Cultural History of the Natyasastra of Bharata, Kusumanjali Prakashan, Jodhpur, 1992, p.2.
6. R.C. Mazumdar, Ancient India, Motilal Banarsidas Publishers Pvt. Ltd., Delhi, 1994, p. 190.
7. Kapila Vatsyayan, Bharata; The Natyasastra, Sahitya Academi, New Delhi, 2001, p.2-5.
8. Prem Lata Sharma, ' Is Music and Drama an Integral part of Natya?'.
9. Adya Rangacharya, op. cit, pp. 216-217 (chap 27, Hymn no. 91-98).
10 Ibid, pp 215-216 (Chap 27, Hymns 50-62).
11. Tarla Mehta, Sanskrit Play Production in Ancient India, Motilal Banarsidas, Delhi, 1975, p. 131-132.
12. Romila Thapar, ' Cultural Transactions of Early India, History and Beyond, Oxford University Press, New Delhi, 2001, pp. 28-29.
13. Devangana Desai, ' Social Dimensions of Art in Early India' P. Pattanaik (ed), Social Scientist, Vol. 18, no. 3 (March 1990), New Delhi, 1990, p. 21.
14. H. W. Wells. The Classical Drama of India, Bombay, 1963.