Catholic Church. Congregatio pro Doctrina Fidei. (1989). Letter to the bishops of the Catholic Church on some aspects of Christian meditation. St. Paul Books & Media.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCatholic Church. Congregatio pro Doctrina Fidei. Letter to the Bishops of the Catholic Church on Some Aspects of Christian Meditation. Boston: St. Paul Books & Media, 1989.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCatholic Church. Congregatio pro Doctrina Fidei. Letter to the Bishops of the Catholic Church on Some Aspects of Christian Meditation. St. Paul Books & Media, 1989.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.