==References====External links==*Helen Zille winner of the 2008 World Mayor Prize*Helen Zille's blog*Helen Zille's interactive social media profile at Zoopy.com*City Mayors profile*City Mayors profile Español*Quotes about Cape Town's mayoral system*Zille voted Newsmaker of the year*CapeInfo interview with Helen Zille*Interview with Helen Zille at metkere.com_-
* Интервью с Хелен Зилле в альманахе metkere.com* Helen Zille winner of the 2008 World Mayor Prize* Helen Zille’s blog* Helen Zille’s interactive social media profile at Zoopy.com* City Mayors profile* City Mayors profile Español* Quotes about Cape Town’s mayoral system* Zille voted Newsmaker of the year* CapeInfo interview with Helen Zille