Agricultural information services 1967-68. 

 -   Information and visual aids centre ,    1967. 
 - v. ;    34 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Agriculture -- Information services.
<br/><br/><label>Gov. Doc. Class. No.: </label>G EAU A313 (02) 1967/5