(3GSJjdGA GdSdGLbI Ydi YGUeI GQejfjI(B((3Gfi(B) (3SfI(B456 (3g(B\1064 (3e (B/ s - (3aGjR fLjH GScfOQs ([S.N] : (3OGQ GdacQ GdLGeYi , s, 1987)
Keywords: (3GdaJhMGJ GdGSdGejIs; (3GQejfjGs; (3GdJGQjN GdGSdGeis; (3GdJGQjNs; (3GdSdGLbIs