"Certified Awards". British Phonographic Industry. Diarsipkan dari versi asli(Enter Stars in the field Search. Select Title in the field Search by. Select album in the field By Format. Click Go) tanggal 2013-06-11. Diakses tanggal 2016-07-27.
"Certified Awards". British Phonographic Industry. Diarsipkan dari versi asli(Enter Act Two in the field Search. Select Title in the field Search by. Select album in the field By Format. Click Go) tanggal 2013-06-11. Diakses tanggal 2016-07-27.
Hung, Steffen. "Discography Collabro". New Zealand Charts Portal. Hung Medien (Steffen Hung). Diarsipkan dari versi asli tanggal 2014-09-04. Diakses tanggal 2016-07-27.
Hung, Steffen. "Discography Collabro". New Zealand Charts Portal. Hung Medien (Steffen Hung). Diarsipkan dari versi asli tanggal 2014-09-04. Diakses tanggal 2016-07-27.
webcitation.org
"Certified Awards". British Phonographic Industry. Diarsipkan dari versi asli(Enter Stars in the field Search. Select Title in the field Search by. Select album in the field By Format. Click Go) tanggal 2013-06-11. Diakses tanggal 2016-07-27.
"Certified Awards". British Phonographic Industry. Diarsipkan dari versi asli(Enter Act Two in the field Search. Select Title in the field Search by. Select album in the field By Format. Click Go) tanggal 2013-06-11. Diakses tanggal 2016-07-27.