A new brand world：8 principles for achieving brand leadership in the 21st century A New Brand World: 8 Principles for Achieving Brand Leadership in the 21st Century 并列题名：A New Brand World: 8 Principles for Achieving Brand Leadership in the 21st Century 8 principles for achieving brand leadership in the 21st century 8 principles for achieving brand leadership in the 21st century. Eight principles for achieving brand leadership in the 21st century. The leadership lab：Understanding leadership in the 21st century