16 1432 22 2011 11802







:
ɡ ǡ 500 () 2009
- -: :
ˡ ɡ .
..
. ǡ ( ) ǡ ( ).
ػ: ..
ɻ..
ǿ
..
:
ǿ
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 .