Finar, L.. <br/><br/>
Chemistry: Stereochemistry and the Chemistry of Natural Products /  

 - Fifth Ed. /  
 - London :   Longman Group Ltd. ,   1978 
 - p.942 :  
<br/><br/><label>ISBN: </label>0-582-44316-4 
<br/><br/><label>Dewey Class. No.: </label>E5  / J9,L3.2;5