Sisters of the Humility of Mary. (1991). Complementary document of the Sisters of the Humility of Mary, Villa Maria, Pennsylvania, August, 1991. The Sisters.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিSisters of the Humility of Mary. Complementary Document of the Sisters of the Humility of Mary, Villa Maria, Pennsylvania, August, 1991. [Villa Maria, Pa.: The Sisters, 1991.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিSisters of the Humility of Mary. Complementary Document of the Sisters of the Humility of Mary, Villa Maria, Pennsylvania, August, 1991. The Sisters, 1991.
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