Apple Launches Subscriptions For Content-Publishers On The App Store

http://techcrunch.com/2011/02/15/apple-launches-subscriptions-for-content-publishers-on-the-app-store/

參考來源： http://techcrunch.com/2011/02/15/apple-launches-subscriptions-for-content-publishers-on-the-app-store/ (在「Google 網頁註解」中檢視)