(3GdfXQI GdYGeI ddRhGLs (3Hjf GdTQGFY GdSeGjI GdKdGK hGdbhGfjfs - (3Zfje, CMeOs ([ (3GdbGgQI (B]s [(3O(B. (3f(B.]s, 1969)
(3eMJhjGJ GdLRA GdKGfj (B: (3ef eLehYI ehGfY GdRhGL ddeDdas
2
Keywords: (3GdCOjGf GdebGQfIs; (3GdRhGL aj GdESdGes; (3GdRhGL aj GdeSjMjIs; (3GdRhGL aj GdjghOjIs; (3ebGQfI GdCOjGfs