?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Nguyen%2C+Quang+Huy&rft.aulast=Nguyen&rft.aufirst=Quang+Huy&rft.date=26+March+2016&rft.title=Nghi%C3%AAn+c%E1%BB%A9u+v%E1%BB%81+g%C3%A1n+nh%C3%A3n+vai+ngh%C4%A9a+cho+ti%E1%BA%BFng+Vi%E1%BB%87t&rft.genre=proceeding