(3GddgjH (B/ s - (3GdLHGQj, eMeO GdYjOs ((3JhfS (B:s (3GdOGQ GdJhfSjI ddfTQ,s, 1974)
(3Yf fSNI ef eNdaGJ GdeQMhe Rjf GdYGHOjf GdSfhSjs
Keywords: (3GdTYQ GdYQHjs; (3GdYUQ GdMOjKs; (3JhfSs