2012 [12 September 2012]. (原始内容存档于2019-08-22). One Direction beat JustinBieber and Rihanna at MTV awards. Daily Telegraph. 7 September 2012 [12 September
Are About JustinBieber... Popdust. [2013-06-06]. (原始内容存档于2016-03-03). Selena Gomez Drops New Single 'Come And Get It,' Hints JustinBieber Has Bad Friends