http://www.ronaberg.com/

http://beauty.about.com/library/weekly/aatp111601.htm
Guide Picks - Top Beauty Books

http://www.amazon.com/Beauty-The-Basics-Rona-Berg/dp/0761101861
Ronaberg

http://book.daum.net/detail/book.do?bookid=BOK00010282600AL

http://media.daum.net/life/style/beauty/newsview?newsId=20130314081712614&nil_no=281917