1. Goon, Gupta and Das: Fundamentals of Statistics, Vol. I and II.
2. Snedecor and Cochran, Statistical Methods, Oxford and IBH Publishers.
3. Shukla,M.C. and Gulshan S.S., Statistics Theory and Practice, Sultan Chand and
Sons, New Delhi.
4. Gupta, S.P., Statistical Methods, Sultan Chand and Sons, New Delhi.
5. Gupta, S.C. and Kapoor V.K., Fundamental of Mathematical Statistics, Sultan Chand
and Sons, New Delhi
6. Simpson and Kafka: Basic Statistics, Oxford and IBH Publishers.
7. Badarkar, P.L. and Wilkinson T.S. (2000), Methodology and Techniques of Social
Research, Himalaya Publishing House, Mumbai