Sukhia, S.P., Mehrotra, P.V. and Mehrotra, R.N. <br/><br/>
Elements of educational research 

 - 3rd ed. 
 - Calcutta  Allied Publishers  1981 
 - xvi,389p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Educational Research
<br/><br/><label>Dewey Class. No.: </label>370.1  / SUK