Wright, C. (2005). Charles de Foucauld: Journey of the spirit. Pauline Books & Media.
Lua i Stíl Chicago (17ú heag.)Wright, Cathy. Charles De Foucauld: Journey of the Spirit. Boston, Mass.: Pauline Books & Media, 2005.
Lua MLA (8ú heag.)Wright, Cathy. Charles De Foucauld: Journey of the Spirit. Pauline Books & Media, 2005.
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