Who is Joe Whitworth? From Palace Academy graduate to first-team - News [online]. Crystal Palace F.C., 2023-03-15, [cit. 2024-04-25]. Dostupné online. (po anglicky)
londonnewsonline.co.uk
Exclusive: Highly-rated Palace goalkeeper signs new five-year contract [online]. 2022-11-25, [cit. 2024-04-25]. Dostupné online. (po anglicky)