THE 20TH & WENBORN, N. d. (1989). The 20th century the pictoral history. The Hamlyn.
Lua i Stíl Chicago (17ú heag.)THE 20TH agus Neil dkk WENBORN. The 20th Century the Pictoral History. London: The Hamlyn, 1989.
Lua MLA (9ú heag.)THE 20TH agus Neil dkk WENBORN. The 20th Century the Pictoral History. The Hamlyn, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.