Britain's invisible exports. 

 - London :  Central Office of Information (COI) ,  1969 
 - 77p. :  ill. ;  20 cm.  
 - BIS/R.F.  No. 5852/69 .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Exports--UK
<br/><br/><label>Gov. Doc. Class. No.: </label>GB COI BIS RF. P 5852/69