(3GdJNWjW dehGLgI GdchGQK GdWHjYjI (B/s - (3GdMejO, YHO Gddg MeO YHO Gddgs; (3GdWNjS, EHQGgje Hf YHO GdQMef s (1987)
(3edGMb (B: (3hQbI (B149-165.s
(3HHdjhLQGajI (B: (3hQbI (B145-148.s
(3jTJed Ydi eSJNdU HGddZJjf GdYQHjI hGdEfLdjRjI(B.s
Keywords: (3EOGQI GdCReGJ s; (3GdchGQK GdWHjYjI s; (3QSGdI LGeYjI (B((3eGLSJjQ(B)s