Kramer, M. T. (1970). By the providence of God: Life and letters of Mother Maria de la Roche, the first Mother General of the Sisters of Divine Providence. The Sisters.
Chicago Style (17. basım) AtıfKramer, M. Tharsilla. By the Providence of God: Life and Letters of Mother Maria De La Roche, the First Mother General of the Sisters of Divine Providence. [S.l.: The Sisters, 1970.
MLA (8th ed.) AtıfKramer, M. Tharsilla. By the Providence of God: Life and Letters of Mother Maria De La Roche, the First Mother General of the Sisters of Divine Providence. The Sisters, 1970.
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