Lua APA (7ú heag.)

Schmiedeler, E. 1. N. C. W. C. (1941). The Threat of American Decline. Washington, D.C..

Lua i Stíl Chicago (17ú heag.)

Schmiedeler, Edgar 1892-1963; National Catholic Welfare Conference. The Threat of American Decline. Washington, D.C., 1941.

Lua MLA (8ú heag.)

Schmiedeler, Edgar 1892-1963; National Catholic Welfare Conference. The Threat of American Decline. Washington, D.C., 1941.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.