Nielsen Business Media Inc: Billboard. Nielsen Business Media, Inc., 11. September 1999, S.29 (google.de [abgerufen am 17. September 2018]).
Nielsen Business Media Inc: Billboard. Nielsen Business Media, Inc., 11. September 1999, S.38 (google.de [abgerufen am 17. September 2018]).
Nielsen Business Media Inc: Billboard. Nielsen Business Media, Inc., 11. September 1999, S.42f. (google.de [abgerufen am 17. September 2018]).
universalmusic.com
UNIVERSAL MUSIC LAUNCHES CAROLINE INTERNATIONAL AS A FULL SERVICE GLOBAL PARTNER FOR INDEPENDENT LABELS AND ARTISTS - UMG. In: UMG. 8. August 2013 (universalmusic.com [abgerufen am 17. September 2018]).