Streit, R. (1927). Catholic missions in figures and symbols: Based on the Vatican Missionary Exhibition. Society for the Propagation of the Faith.
Chicago-referens (17:e uppl.)Streit, Robert. Catholic Missions in Figures and Symbols: Based on the Vatican Missionary Exhibition. [s.l.]: Society for the Propagation of the Faith, 1927.
MLA-referens (8:e uppl.)Streit, Robert. Catholic Missions in Figures and Symbols: Based on the Vatican Missionary Exhibition. Society for the Propagation of the Faith, 1927.
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