Classification research  
/ Proceedings of the second International Study Conference held at Hotel Prins Hamlet, Elsinore, Denmark 14th to 18th September 1964 
 - Copenhagen:   Munsgaard,   1965 
 - 563p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science
<br/><br/><label>Subjects--Index Terms: </label>Classification  
<br/><br/><label>Universal Decimal Class. No.: </label>D 025.4.001.5   / K5