Patterson, Sylvia (August 26, 2007). "Singing in the rain". The Guardian. Guardian News and Media. Archived from the original on February 8, 2012. Retrieved September 24, 2011.
Patterson, Sylvia (August 26, 2007). "Singing in the rain". The Guardian. Guardian News and Media. Archived from the original on February 8, 2012. Retrieved September 24, 2011.