09 1433 28 2012 12266







20 30%
20 30% 2.2 . .
ǿ
ܫ . ʻ
ѻ
ɡ .
Ȼ
Ȼ 8 . Ρ
: 40%
ܫ ػ 40%. 3.3
ɻ
ӡ ɡ ء 6543 6565 ɡ 252
3
ʻ ݻ ߻ 8.10 (3 ) 2017
..
ϡ .
..
ӡ . 17 27
:
ӡ ɻ . 0.3 .

2
:
ѻ
ɻ
The Editor
Terms of use
Editorial
Mail Address
Advertising
Distribution
Subscriptions
Corrections
Copyright: 1978 - 2013 H H Saudi Research and Marketing LTD, All Rights Reserved And subject to Terms of Use Agreement .