Vanderlip, F. A. (1922). What next in Europe n. Harcourt, Brace.
Lua i Stíl Chicago (17ú heag.)Vanderlip, Frank Arthur. What Next in Europe N. New York: Harcourt, Brace, 1922.
Lua MLA (9ú heag.)Vanderlip, Frank Arthur. What Next in Europe N. Harcourt, Brace, 1922.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.