Lal, Chhotey <br/><br/>
Information sources in science & technology 

 - Delhi:   Bharti Publication,   1986 
 - 307p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science
<br/><br/><label>Subjects--Index Terms: </label>Science Technology 
<br/><br/><label>Universal Decimal Class. No.: </label>D 025.5   / M6