(3ai HjJ GMeO Gejf hebGdGJ GNQi (B/ s - (3MSjf GMeO Gejfs ([S.N] : (3ecJHI eOHhdi , s, 1989)
Keywords: (3GdGOH GdYQHis; (3GdGQgGHs; (3ebGdGJ heMGVQGJs; (3GdLRGFQs; (3GdjghOs; (3HQhJhchdGJ MceGA Ugjhfs; (3GMeO Gejfs; (3GdeLehYGJs