Penton, M. J. (2013). Apocalypse delayed: The story of Jehovah's Witnesses (2. ed., repr.). Univ. of Toronto Press.
Citazione stile Chigago Style (17a edizione)Penton, M. James. Apocalypse Delayed: The Story of Jehovah's Witnesses. 2. ed., repr. Toronto [u.a.]: Univ. of Toronto Press, 2013.
Citatione MLA (9a ed.)Penton, M. James. Apocalypse Delayed: The Story of Jehovah's Witnesses. 2. ed., repr. Univ. of Toronto Press, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.