Baseball Almanac: Miscellaneous All-Star Game Records, All-Star Game Record Book, "Most Games Played", Aaron, Mejs, Musial, 24. Retrieved July 21, 2013. [1]
Kremenko, Barney (December 1, 1951). "From A ro Z with Sam Lacy". The Afro-American. "In no time at all, his 'say who' or 'say hey' or 'say what' queries to anyone addressing him made him the 'say hey kid'." p. 15. Retrieved November 9, 2021.
„Willie Mays”. Negro Leagues Baseball Museum. Kansas State University College of Education. Приступљено 18. 11. 2021.CS1 одржавање: Формат датума (веза)
Reemes, Jackie (June 30, 1951). "Reams of Sports: Mays Challenges for Rookie Honors. New York Amsterdam News. p. 16. "The 'say-hey' kid, as Durocher has tagged Willie since his quaint expression has become so popular among Mays' teammates, was swinging the wagon-tongue at .467 pace when he was drafted by the Giants from their Minneapolis Lakers club in the American Association in May." Retrieved November 9, 2021.
Sportsdata. Midsummer Classics: Celebrating MLB's All-Star Game. "there were two games a year from 1959 to 1962" ..."all players who were named to the AL or NL roster were credited one appearance per season." Retrieved July 18, 2013 „Archived copy”. Архивирано из оригинала 30. 3. 2015. г. Приступљено 5. 4. 2015.
Sportsdata. Midsummer Classics: Celebrating MLB's All-Star Game. "there were two games a year from 1959 to 1962" ..."all players who were named to the AL or NL roster were credited one appearance per season." Retrieved July 18, 2013 „Archived copy”. Архивирано из оригинала 30. 3. 2015. г. Приступљено 5. 4. 2015.
