Borko, Harold <br/><br/>
Abstracting concepts and methods / 
Harold Borko, Charles L. Bernier 
 - x, 250 p. :  il. ;  23 cm. 
 - Library and information science series .
<br/><br/><label>ISBN: </label>0121186504 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EXTRACTOS.
<br/><br/><label>Dewey Class. No.: </label>029.4  / B66a