Like a Star - Showcase Album Cover, Accessed December 3, 2013, http://z8.invisionfree.com/dramafreak/index.php?showtopic=892
Cataloged by: Kaetrena Davis Kendrick.
Natural Special Album Cover, Accessed December 3, 2013, http://blog.naver.com/PostView.nhn?blogId=mooncalf0807&logNo=70038503992&redirect=Dlog&widgetTypeCall=true
Cataloged by: Kaetrena Davis Kendrick.
Nostalgia Album Cover, Accessed March 17, 2014, http://www.mtvk.com/blog-posts/byul-is-back-with-album-nostalgia-and-mv-for-you-are-so-bad/
Cataloged by: Kaetrena Davis Kendrick.
Over the Rainbow Original Soundtrack Album Cover, Accessed December 3, 2013, http://www.downloadost.com/Ost-2009-11-06-2867-over-the-rainbow-ost.html
Cataloged by: Kaetrena Davis Kendrick.
Rules of Love Original Soundtrack Album Cover, Accessed December 3, 2013, http://www.d-addicts.com/forum/viewtopic_34397.htm
Cataloged by: Kaetrena Davis Kendrick.
Special Single Album Cover, Accessed December 3, 2013, http://mp3.zing.vn/album/Special-Single-Album-Byul/ZWZ9DOU6.html
Cataloged by: Kaetrena Davis Kendrick.