(3GdQhM (B: s (3aj GdcdGe Ydi GQhGM GdGehGJ h GdGMjGA HGdOdGFd ef GdcJGH h GdSfI h GdGKGQ h GbhGd GdYdeGA (B/ s - (3EHf bje GdLhRjI, TeS GdOjf CHj YHO Gddgs; (3YeQ, YHO GdaJGM eMehOs ((3YeGf (B:s (3OGQ GdacQ,s, 1985)
Keywords: (3GdQhMs; (3GdhaGIs