Science class VII 
Punjab Text Book Board 
 - Lahore:  Talimi Markaz,  2000 
 - 248p. 
<br/><br/> Punjab Textbook Board, Lahore 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science-Study and teaching
<br/><br/><label>Dewey Class. No.: </label>372.35  / PUS