Johnson, A. F. <br/><br/>
A programmed course in cataloguing and classification / 
by A.F. Johnson. 
 - [London] :  Andre Deutsch,  [c1968]. 
 - 132 p. ;  22 cm. 
 - Grafton basic texts .
<br/><br/><label>ISBN: </label>023396066X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cataloguing--Programmed instruction.<br/>Classification, Dewey decimal--Programmed instruction.