40 元券9780749471255ChallengeLearning印刷¥4640去看看上海外文图书音像专营店发布了按需印刷The Learning Challenge[9780749471255]20 元券Learning9780749471255InnovationTechnology¥3830去看看澜瑞图书专营店发布了【4周达】The Learning Challenge: Dealing with Technology, Innovation and Change in Learning and Devel... [9780749471255]