(3cQGcjH(B: (3eLehYI bUU bUjQI heSQMjI ddYQGFS (B/ s - (3aDGO MLGRis ([S.N] : (3ecJHI heWHYI GdeMHI , s, 1970)
Keywords: (3GdGOH GdYQHis; (3GdbUU GdYQHjI GdbUjQIs