Schwartz, Barry,  1938- <br/><br/>
Vertical classification :  a study in structuralism and the sociology of knowledge / 
Barry Schwartz. 
 - Chicago :  University of Chicago Press,  c1981. 
 - ix, 243 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0226742083 (pbk.) :  $19.00 
<br/><br/><label>Dewey Class. No.: </label>306/.4