(3JWhQ GdUQGY fMh GdSjWQI Ydi GdHJQhd GdYGdei(B: (3YUQ SjWQI SJGQR ef fTCI UfGYI GdHJQhd GdGeQjci MJi eWdY GdbQf GdYTQjf (B/ s - (3eUWai Ndjds ([S.N] : (3efTGI GdeYGQa , s, 1970)
Keywords: (3GdHJQhds; (3GdGJaGbjGJs; (3GbJUGOjGJs; (3GdJfbjH Yf GdHJQhds; (3GdGHGQs; (3GdHJQhcjeGhjGJs; (3GdMbhds