1. Fundamentals of Mathematical Statistics, S.C. Gupta, V.K. Kapoor, Sultan Chand and sons, New Delhi-02.

2. An Introduction to Probability and Statistics, V. K. Rohatgi, A. K. Md. EhsanesSaleh, Wiley publications.

3. Introduction to Mathematical Statistics, R.V.Hogg, J.V. Mckean A.V. Craig, Pearson Prentice Hall.

4. Mathematical Statistics with Applications, Ramchandran K.M. and Tsokos C. P., Academic Press.