Youmei LI Economic impact of the internet plus era A case study of shanghai - London World Scientific 2019 - xv,274p. cm. ISBN: USD 98.00 Standard No.: 142676 Source: 5968, 12/12/2019, Ashutosh Technical Books Textual Subjects--Topical Terms: Business Economics Dewey Class. No.: X:77:(D6,8(B)), Q9