Barzun, Jacques. <br/><br/>
The modern researcher. 

 - 4th ed. 
 - San Diego :  Harcout Brace Jovanovich,  c1977. 
 - xxiii, 450p.  ill. 
<br/><br/> Includes bibliography and index. 
<br/><br/><label>ISBN: </label>0155625128 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research.<br/>Social sciences--Research.