The duality of social benefit and economic benefit owned by the management of educational theory books decides its unique marketing mode.
教育理论图书经营所特有的社会效益和经济效益双重性，决定了其特有的营销模式。
The duality of social benefit and economic benefit owned by the management of educational theory books decides its unique marketing mode.
教育理论图书经营所特有的社会效益和经济效益双重性，决定了其特有的营销模式。
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