Annual directory and buyers' guide 1961 

 - London:   G & M Press Ltd,   1961 
 - 142p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical technology. 
<br/><br/><label>Subjects--Index Terms: </label>Plants Aromatic  
<br/><br/><label>Universal Decimal Class. No.: </label>R 668.5(420)   / K1