?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=R.&rft.au=Hassan%2C+R.&rft.aulast=Hassan&rft.isbn=9780986041952&rft.date=2015&rft.title=A+critical+assessment+of+quality+assurance+practices+in+Mobile+telecommunication+and+business+performance&rft.genre=proceeding