(3GdhSjW ai TQM bhGfjf GdJehjf hGef GdOhdI (B/ s - (3eYhV YHOGdJhGH(B.s ((3GdGScfOQjI (B: s (3efTGI GdeYQa ,s, 1993)
Keywords: (3GdJehjf hGdJSYjQ GdLHQis -- (3fbVs -- (3eUQs