All-music guide, June 13, 2008 (Adele, rock vocalist; b. 1988 in London, England as Adele Adkins)
wikipedia on line Jul 03, 2012 (Adele Laurie Blue Adkins; b. May 5, 1988, Tottenham, north London, England; known simply as Adele; English singer-songwriter and musician)
Doeden, Matt. Adele, 2013 ECIP data (Adele Laurie Blue Adkins; b. May 5, 1988, Tottenham, north London, England)