World Organisation Of National Colleges Academies <br/><br/>
International Classification committe/ 

 - New York,  Oxford Universtiy Press,  c1979. 
 - 146p.; 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>0192611860 
<br/><br/><label>Dewey Class. No.: </label>616.00 12 WOR