Physics Grade nine 
Moustapha Yaghi, Ali  Abbas 
 - Sin-El-Fil  Educational center for research and development  2000 Beirut  Lebanese Educational Publishing Company  2000 
 - The National Textbook Project .
<br/><br/><label>Subjects--Topical Terms: </label><br/>physique
<br/><br/><label>Dewey Class. No.: </label>M. 9e  / Yag.Co