Catholic Association for International Peace (U.S.). Committee on U.S. Dependencies & Lynskey, E. M. (1931). Porto Rico and the United States: Study presented to the Catholic Association for International Peace. The Paulist Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCatholic Association for International Peace (U.S.). Committee on U.S. Dependencies और Elizabeth M. Lynskey. Porto Rico and the United States: Study Presented to the Catholic Association for International Peace. New York City: The Paulist Press, 1931.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCatholic Association for International Peace (U.S.). Committee on U.S. Dependencies और Elizabeth M. Lynskey. Porto Rico and the United States: Study Presented to the Catholic Association for International Peace. The Paulist Press, 1931.