Siefer, G. (1964). The Church and industrial society: A survey of the Worker-Priest Movement and its implications for the Christian mission. Darton, Longman and Todd.
Chicago Style (17. basım) AtıfSiefer, Gregor. The Church and Industrial Society: A Survey of the Worker-Priest Movement and Its Implications for the Christian Mission. London: Darton, Longman and Todd, 1964.
MLA (9th ed.) AtıfSiefer, Gregor. The Church and Industrial Society: A Survey of the Worker-Priest Movement and Its Implications for the Christian Mission. Darton, Longman and Todd, 1964.
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