(3GdefJNH ef eLehYI GdOcJhQ YHO GddWja LGSe cGfh ef Gdafhf GdGSdGejI (B/ s - (3YHOGddWja LGSes ([S.N] : (3HjJ GdbQGf , s, 1991)
Keywords: (3Gdafhf GdGSdGejIs; (3GdRNQaI GdGSdGejIs