(3fXQjGJ GdJfXje hGdGOGQI (B/ s - (3YHOGdZaGQ jhfSs ([S.N] : (3eDSSI THGH GdLGeYI , s, 1988)
Keywords: (3GdGOGQIs; (3GdJfXjes; (3GdGOGQI GdYGeIs