Forney, Mathew <br/><br/>
Digital reference services 

 - New Delhi:   Dominant Publishers and Distributors,   2003 
<br/><br/> Vol.1 81-7888-137-3; 336p.<br/>Vol.2 81-7888-137-3; 328p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science
<br/><br/><label>Subjects--Index Terms: </label>Reference service 
<br/><br/><label>Universal Decimal Class. No.: </label>D 025.5:681.3  / P3.2