(3eSQMjGJ(B: (3QSGFd bGVi CTHjdjg (B- (3QMeI hCejQ GdZGHI GdeSMhQI (B- (3gQOHjS GdReGQ (B/ s - (3GdaQjO aQLs ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1989)
Keywords: (3GdGOH GdYQHis; (3GdeSQMjGJs; (3GdeLehYGJs