Directory of channels of communication and specialized focal points 1412 H. 

 - Jeddah:  Islamic Research and Training Institute,  1992. 
 - 186 p.;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication channels<br/>İletişim kanalları
<br/><br/><label>Dewey Class. No.: </label>384.15  / ISL 1992