Lua APA (7ú heag.)
Hartzler, J. E. (1963). Jacob's ladder in ten sermons. Mennonite Book and Tract Society.
Lua i Stíl Chicago (17ú heag.)
Hartzler, J. E. Jacob's Ladder in Ten Sermons. Scott dale: Mennonite Book and Tract Society, 1963.
Lua MLA (9ú heag.)
Hartzler, J. E. Jacob's Ladder in Ten Sermons. Mennonite Book and Tract Society, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.