Keifert PR. Olsen, Steen, Jacob’s Ladder: Missional Church in the 1970s: St. Marys, Australia: SA & RL Olsen, 2020. ISBN-13: 978-06-4899-680-4. EF [Internet]. 2022 May 31 [cited 2024 Apr. 26];3(1):125-7. Available from: https://ecclesialfutures.org/article/view/12159