Theory and practice of tracking developments in classification technique of teaching doucmentation / 
Documentation research and training centre 
 - Bangalore :  Documentation Research and Training Centre,  1968 
 - 550 p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Documentation
<br/><br/><label>Dewey Class. No.: </label>029.4082