(3GdHdGZI GdYQHjI hSGFdgG hZGjJgG ai GdJUhjQ GdHjGfi (B/ s - (3QHjYi eMeO Ydi YHO GdNGdbs ([S.N] : (3OGQ GdeYQaI GdLGeYjI , s, 1989)
Keywords: (3GddZI GdYQHjIs; (3GdHdGZI GdYQHjIs; (3GdcJGHI GdafjIs