(3GdYhGUe ef GdbhGUe aj JMbjb ehGba GdUMGHI HYO haGI GdfHj Udi Gddg Ydjg h Sde (B/ s - (3EHf GdYQHj, CHh HcQ eMeO Hf YHO Gddgs; (3GdESJGfHhdj, eMehO egOjs; (3GdNWjH, eMH GdOjfs ((3HjQhJ (B:s (3OGQ GdLjd,s, 1992)
Keywords: (3GdSjQI GdfHhjIs; (3GdUMGHI h GdJGHYhfs; (3Bd GdHjJs; (3GdESdGes