Helen Louise, S. (1929). Visits to Our Lady, or, A young girl's month of May. Ad-Vantage Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHelen Louise, Sister. Visits to Our Lady, or, A Young Girl's Month of May. Cincinnati, Ohio: Ad-Vantage Press, 1929.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHelen Louise, Sister. Visits to Our Lady, or, A Young Girl's Month of May. Ad-Vantage Press, 1929.
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