Cionca, J. R. (1994). Red light, green light: Discerning the time for a change in ministry. Baker Books.
Lua i Stíl Chicago (17ú heag.)Cionca, John R. Red Light, Green Light: Discerning the Time for a Change in Ministry. Michigan: Baker Books, 1994.
Lua MLA (9ú heag.)Cionca, John R. Red Light, Green Light: Discerning the Time for a Change in Ministry. Baker Books, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.