Simmons, J.L. & McCall, George J. <br/><br/>
Social Research : the Craft of finding out 

 - Macmillan, New york  1985 
 - xi; 161 
<br/><br/><label>ISBN: </label>0-02-410520-1 
<br/><br/><label>Dewey Class. No.: </label>307.2 Sim/Mic