Science Encyclopedia1 / 
Govt.of the Punjab . 
 - 1st ed. 
 - Pakistan :  Taleem publisher ;  2011 . 
 - 63 .  ill ;  28.5 cm . 
<br/><br/> Glossary is given . 
<br/><br/><label>ISBN: </label>9789695900635 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopedia/General Science
<br/><br/><label>Dewey Class. No.: </label>590.3  / SCI