1. Badarkar, P.L. and Wilkinson T.S. (2000): Methodology and Techniques of Social Research, Himalaya Publishing House, Mumbai
2. Batnagar, G.L.(1990): Research Methods and Measurements in Behavioural and Social Sciences, Agri. Cole Publishing Academy, New Delhi.
3. Dwivedi, R.s.(1997): Research Methods in Behavioural Sciences, Macmillan India, Delhi.
4. Agarwal, J.C.: Educationl Research- An Introduction, Arya Book Depot, New Delhi.
5. Best, J.W.: Research in Education, Prentice Hall of India, New Delhi.
6. Chadra, S.S. and Sharma, R.K.: Research in Education, Atlantis Publishers, New Delhi.