Dar-Alkitab AlMasri <br/><br/>
Twenty First Century Encyclopedia of Science, Technology and Nature. 

 - Cairo:  Dar-Alkitab AlMasri ,  1999 
<br/><br/> Computer Age. 
<br/><br/><label>ISBN: </label>9772386682 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Space & Planets<br/>Physical Forces<br/>Ecology<br/>Animal Behavior<br/>Structure of Matter<br/>Geography<br/>Plant Life<br/>Machines & Inventions
<br/><br/><label>LC Class. No.: </label>AE90  / .A7D37 1999