Hill, H. C. (1942). The life and work of the citizen. Ginn and Co..
Lua i Stíl Chicago (17ú heag.)Hill, Howard C. The Life and Work of the Citizen. Boston : New York [etc.]: Ginn and Co., 1942.
Lua MLA (8ú heag.)Hill, Howard C. The Life and Work of the Citizen. Ginn and Co., 1942.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.