?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=+Acheampong+Timothy+Yaw&rft.aulast=Acheampong&rft.aufirst=Timothy+Yaw&rft.date=2020&rft.title=4th+industrial+revolution+%3A+the+middle+income+trap%2C+technological+advancement+and+socio-economic+development+nexus&rft.isbn=978-963-306-741-3&rft.genre=proceeding