↑ Paul Collins (July 21, 2011). "You Say It's Your Birthday". Slate magazine. สืบค้นเมื่อ 2011-08-09. Wikipedia entries since 2007 attributed the song to 1940s University of Southern California composer Tommy Walker—a contention bolstered by a link to Sports Illustrated's online archive, which featured Walker's own story of the tune's composition with co-writer Dick Winslow.
