Oehser, Paul, H. <br/><br/>
Smithsonian institution 

 - 2nd ed.rev. 
 - Delhi: Oxford & IBH.  1987 
 - xvi,224p.  22 cm. 
<br/><br/><label>ISBN: </label>8120402006 
<br/><br/><label>Dewey Class. No.: </label>069.0973,  / oeh