04 1431 19 2010 11406







..
ѻ ɡ 80 ػ
..
ǡ ء . ϡ .
* 1.3 ... . * . * ..
..
.. ɡ ɡ ʻ . ߡ ɡ ӡ .
..
ʻ..
..
..
..
..
..
..
The Editor
Terms of use
Editorial
Mail Address
Advertising
Distribution
Subscriptions
Corrections
Copyright: 1978 - 2017 H H Saudi Research and Marketing LTD, All Rights Reserved And subject to Terms of Use Agreement .