Jesuits. Praepositus Generalis (1946-1964 : Janssens), Janssens, J. B., & Curran, J. T. (1946). A letter of our Very Reverend Father John Baptist Janssens, General of the Society of Jesus, to the whole Society on fostering the interior life. Revista Catolica Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Jesuits. Praepositus Generalis (1946-1964 : Janssens), Jan Baptist Janssens, و John T. Curran. A Letter of Our Very Reverend Father John Baptist Janssens, General of the Society of Jesus, to the Whole Society on Fostering the Interior Life. [El Paso, Tex.: Revista Catolica Press, 1946.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Jesuits. Praepositus Generalis (1946-1964 : Janssens), et al. A Letter of Our Very Reverend Father John Baptist Janssens, General of the Society of Jesus, to the Whole Society on Fostering the Interior Life. Revista Catolica Press, 1946.