Jain, Gopal Lal. <br/><br/>
Research methodology :  methods, tools and techniques / 
Gopal Lal Jain. 
 - Jaipur :  Mangal Deep,  c1998. 
 - 295 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research.
<br/><br/><label>LC Class. No.: </label>H 62.5  / .I4  / J35