(3THGc QTG (B/ s - (3WhHGSj, YHdIs; (3GdSjO, aGJf WhHGSjs ((3QGe Gddg (B- (3adSWjf (B:s (3eDSSI JGeQ ddJYdje GdeLJeYj,s, 2008)
Keywords: (3GOH GdGWaGds; (3GdbUU GdbUjQIs; (3fGTFhf UZGQ (B(10-14)(3SfIs