Isbn: 9787111548577 - 做孩子的同行人 一位优秀校长十年教育手记 (1 resultados)

paperback. Condición: New. Language:Chinese.Pub. Date:2016-09-01 Pages:246 Publisher: Paperback Machinery Industry Press. e-commerce security and electronic payment is the two key links in the electronic commerce operation. This book takes the electronic commerce operation process as the main line. from three aspects of technology. management and law to the electronic commerce transaction security theory question and the practice question has carried on the comprehensive elaboration. mainly related to. …