Shanker, Vinod <br/><br/>
Ontology of Basic Categories of Physical Science 

 - Delhi  Nirala Publications  1993 
 - 153p 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label> 200 
<br/><br/><label>Dewey Class. No.: </label>N31(N33)  / SH187