Beilstein handbook of organic chemistry.  Formula index volumes 17 - 19, C17 - C22 

 - Berlin :  Springer,  1991 
<br/><br/><label>ISBN: </label>3540525858 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical Engineering and Technology<br/>Hóa học hữu cơ<br/>Chemistry, Organic
<br/><br/><label>Dewey Class. No.: </label>540  / BEI(C17-C22) 1991