World plan of action for the application of science and technology t o development. 

 - [Rev.] 
 - New York :    United Nations,    1971. 
 - viii, 286 p. ;    23 cm. 
<br/><br/>  "United Nations publication. Sales no.: E.71.II.A.18."   At head of title: Department of Economic and Social Affairs. 
<br/><br/><label>Subjects--Corporate Names: </label><br/> United Nations -- Technical assistance.