Viswanath, N. S. “A Text Book of Cost Management: G. V. Keshava Rao, D. Gopinath, M. G. Krishnamurthy and Anitha S. Yadav”. DHARANA - Bhavan’s International Journal of Business, vol. 8, no. 2, Dec. 2017, pp. 97-97, https://informaticsjournals.co.in/index.php/dbijb/article/view/16147.