- http://www.cap.org.uk/Resource-Centre/Advice-and-guidance/Broadcast-guidance-and-help-notes/Advertising-guidance-notes/Advertising-guidance-1.aspx
- From http://www.sonycreativesoftware.com/forums/ShowMessage.asp?MessageID=794669&Replies=2
- Is there a rule of thumb for the duration of text? Something like 1 second for every two words?
- From http://www.sonycreativesoftware.com/forums/ShowMessage.asp?MessageID=794669&Replies=2