Harper, E. D. (1948). For a better world: A history of YWCA policy in public affairs. Woman's Press.
Lua i Stíl Chicago (17ú heag.)Harper, Elsie Dorothy. For a Better World: A History of YWCA Policy in Public Affairs. New York: Woman's Press, 1948.
Lua MLA (8ú heag.)Harper, Elsie Dorothy. For a Better World: A History of YWCA Policy in Public Affairs. Woman's Press, 1948.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.