(3GdehShYI GdeSQMjIs - (3JjdQ,Lhf QSds; (3GdLdHj,SejQ YHO GdQMje(B((3eJQLe(B)s ((3HZOGO(B:s (3OGFQI GdGYdGe,s, 1990)
Keywords: (3GdeSQMjGJs