Habig, M. A. (1930). Pioneering in China: The story of the Rev. Francis Xavier Engbring, O.F.M., first native American priest in China, 1857-1895, with sketches of his missionary comrades. Franciscan Herald Press.
Lua i Stíl Chicago (17ú heag.)Habig, Marion Alphonse. Pioneering in China: The Story of the Rev. Francis Xavier Engbring, O.F.M., First Native American Priest in China, 1857-1895, with Sketches of His Missionary Comrades. Chicago: Franciscan Herald Press, 1930.
Lua MLA (8ú heag.)Habig, Marion Alphonse. Pioneering in China: The Story of the Rev. Francis Xavier Engbring, O.F.M., First Native American Priest in China, 1857-1895, with Sketches of His Missionary Comrades. Franciscan Herald Press, 1930.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.