Beilsteins Handbuch der Organischen Chemie :  Zwanzigster Band 

 - Berlin :  Julius Springer ,  1935 
 - 566 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry, Organic<br/>Hoá học hữu cơ<br/>Hoá học<br/>Chemical Engineering and Technology
<br/><br/><label>Dewey Class. No.: </label>547  / BEI(32) 1935