(1923). The World almanac and book of facts. Press Pub. Co.
Lua i Stíl Chicago (17ú heag.)The World Almanac and Book of Facts. New York: Press Pub. Co, 1923.
Lua MLA (8ú heag.)The World Almanac and Book of Facts. Press Pub. Co, 1923.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.