Adopting the Library of Congress Classification System a manual of methods and techniques for application or conversion
| Príomhchruthaitheoirí: | , | 
|---|---|
| Formáid: | LEABHAR | 
| Teanga: | English | 
| Foilsithe / Cruthaithe: | New York
          R. R. Bowker
    
        [1971] | 
| Ábhair: | 


