(3OQGSGJ aj GdGbJUGO GdSjGSj (B:s (3GdGTJQGcjI hbVGjG GdJhLg GdGTJQGcj (B/s - (3jhQj HhHhas ((3ehSch (B:s (3OGQ GdJbOe(B,s, 1985)
. 240-220 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdeGdjI GdYGeI hGdJTQjY GdVQjHjs; (3GdGbJUGO GdSjGSjs; (3GdGTJQGcjIs; (3GdJhLg GdGTJQGcjs; (3OQGSGJ GbJUGOjIs; (3GdQCSeGdjIs; (3GdGjOjhdhLjIs