Schoberg, F. (1955). Will you save souls?: The apostleship of prayer offers you a way. Queen's Work.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchoberg, Ferdinand. Will You Save Souls?: The Apostleship of Prayer Offers You a Way. St. Louis, Mo.: Queen's Work, 1955.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSchoberg, Ferdinand. Will You Save Souls?: The Apostleship of Prayer Offers You a Way. Queen's Work, 1955.
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