Turner, Ralph H. <br/><br/>
Collective behavior / 
by Ralph H. Turner and Lewis M Killian 
 - USA :  Prentice-hall sociology series,  1957. 
<br/><br/><label>ISBN: </label>0701204397 
<br/><br/><label>Dewey Class. No.: </label>301.15  / TUR.C