Ghosh ,B N <br/><br/>
Scientific method and social research / 
by B N Ghosh  
 - 5th ed. 
 - New Delhi :  Sterling Management ,  1992 . 
 - p.313 
<br/><br/><label>ISBN: </label>8120713759 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social research<br/>Hypothesis<br/>Scientific methods
<br/><br/><label>Dewey Class. No.: </label>001.42  / GHO-S