(3GdOhdI hGdSdWI ai GdacQ GdSjGSi GdYQHi (B/ s - (3TGQdR HGfRhQKs; (3eMeO GMeO TheGfs ([S.N] : (3OGQ GdSGbi , s, 1990)
Keywords: (3GdSjGSI GdOhdjIs; (3GdSjGSI hGdMcheIs; (3GdSdWI GdJTQjYjIs; (3GdSdWIs