(3GdUMai GdeMJQa (B/ s - (3ghgfHQL, Lhfs; (3eMeO ceGd YHOGdQDhas ([S.N] : (3GdOGQ GdOhdjI ddfTQ hGdJhRjY , s, 1990)
Keywords: (3GdQGOjhs; (3GdJdjaRjhfs; (3bhGfjf hJTQjYGJs; (3GdUMGaIs; (3hSGFd GdGYdGes; (3GdcJGHI GdafjIs; (3GdGNdGb GdUMajIs; (3GdUMajhfs; (3hcGdGJ GdGfHGAs; (3GdUMas