(3GSGdjH GdGSJagGe ai GdTYQ GdLGgdi GdJQcjH hGdehba hGdOdGdI(B: (3OQGSI fMhjI hHdGZjI dGSGdjH GdGSJagGe (B/ s - (3MSfi YHOGdLdjd jhSas ([S.N] : (3OGQ GdKbGaI ddfTQ hGdJhRjY , s, 1990)
Keywords: (3GdGOH GdYQHis; (3GdYUQ GdLGgdis; (3GdHdGZI GdYQHjIs; (3JGQjN hfbOs