Proceedings. 

 - London :  British Weed Control Council,  1954. 
 - 2v. 345, 73, [44] p. :  ill. ;  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Weeds--Control--Congresses.
<br/><br/><label>Dewey Class. No.: </label>632.58 BRI