Young, D.W. <br/><br/>
Heterocyclic chemistry / 
D. W. Young 
 - London :  Longman,  1975 
 - 133 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0582442532 
<br/><br/><label>LCCN: </label>75-11739 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heterocyclic compounds