Hagspiel, B. M. (1942). Cheer up!: A prescription for weary souls. Divine Word Missionaries.
Lua i Stíl Chicago (17ú heag.)Hagspiel, Bruno M. Cheer Up!: A Prescription for Weary Souls. Techny, Ill.: Divine Word Missionaries, 1942.
Lua MLA (8ú heag.)Hagspiel, Bruno M. Cheer Up!: A Prescription for Weary Souls. Divine Word Missionaries, 1942.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.