ALA world encyclopedia of library and information services 

 - 2nd ed. 
 - Chicago:   American Library Association,   1986 
 - xxv, 895p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science
<br/><br/><label>Subjects--Index Terms: </label>Information science 
<br/><br/><label>Universal Decimal Class. No.: </label>D 02+002(038)  / M0;M6