Pennington, M. B. (1983). Called, new thinking on Christian vocation. Seabury Press.
芝加哥风格引文Pennington, M. Basil. Called, New Thinking on Christian Vocation. New York: Seabury Press, 1983.
MLA引文Pennington, M. Basil. Called, New Thinking on Christian Vocation. Seabury Press, 1983.
警告：这些引文格式不一定是100％准确.