Pfoender H G <br/><br/>
Schott guide to class / 
H.G. Pfoender. 
 - 2nd ed. 
 - New York :  Chapman & Hall,  1995. 
 - p.  cm. 
<br/><br/><label>ISBN: </label>041262060X (pbk.) 0412719606 
<br/><br/><label>LCCN: </label>95069611 
<br/><br/><label>LC Class. No.: </label>TP