Olson, Mancur <br/><br/>
The logic of collective action :  public goods and the theory of groups / 
Mancure Olson 
 - Cambridge, Mass. :  Harvard University Press,  1973 
 - x, 186 p. ;  22 cm. 
 - Harvard economic studies ;  v.124 .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label> PND 6.95 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social groups<br/>Social interaction
<br/><br/><label>Dewey Class. No.: </label>301.18