(2012). . Dastavard, 22(31), 2-3.
. "", Dastavard, 22, 31, 2012, 2-3.
(2012). '', Dastavard, 22(31), pp. 2-3.
, "," Dastavard, 22 31 (2012): 2-3,
. Dastavard, 2012; 22(31): 2-3.
)