, (2012). . Journal of Research Diyala humanity, 34(107), 49-63.
. "". Journal of Research Diyala humanity, 34, 107, 2012, 49-63.
, (2012). '', Journal of Research Diyala humanity, 34(107), pp. 49-63.
, . Journal of Research Diyala humanity, 2012; 34(107): 49-63.