Alan, R. K. <br/><br/>
Heterocyclic chemistry 

 - London  Methuen and  Company Ltd.  1960 
 - 274p.  20cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heterocyclic compounds
<br/><br/><label>LC Class. No.: </label>QD4000.K3