Elementary science  textbook and pupil's manual class VI 

 - Islamabad  National Book Foundation,  2000 
 - iv, 204p 
<br/><br/> National Institute of Science and Technology, Islamabad 
<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  / NAE