Muench, M., & Muench, D. (2002). Canticle of the earth: The words of francis of assisi. Sorin Books.
Lua i Stíl Chicago (17ú heag.)Muench, Marc, agus David Muench. Canticle of the Earth: The Words of Francis of Assisi. Notre Dame, IN: Sorin Books, 2002.
Lua MLA (9ú heag.)Muench, Marc, agus David Muench. Canticle of the Earth: The Words of Francis of Assisi. Sorin Books, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.