Britannica: global edition: Warsaw-Zymogen,Vol.30 

 - Chicago:    Encyclopedia Britannica,   2011  
 - vi,17643-18251p. 
<br/><br/>  1. Britannica 
<br/><br/><label>ISBN: </label>9781615354283 
<br/><br/><label>Dewey Class. No.: </label>030 BRI V30