Howkins 2001 괄호 없는 하버드 인용 error: 대상 없음: CITEREFHowkins2001 (help) Howkins, John (2001), 《The Creative Economy: How People Make Money From Ideas》, Penguin, ISBN978-0141977034
Howkins 2001, 88–117쪽 괄호 없는 하버드 인용 error: 대상 없음: CITEREFHowkins2001 (help) Howkins, John (2001), 《The Creative Economy: How People Make Money From Ideas》, Penguin, ISBN978-0141977034
Florida 2002, xiii쪽 괄호 없는 하버드 인용 error: 대상 없음: CITEREFFlorida2002 (help)Florida, Richard (2002), 《The Rise of the Creative Class. And How It's Transforming Work, Leisure and Everyday Life》, Basic Books, ISBN978-1541617742