Ryan, J. A. (1909). A Programme of Social Reform By Legislation. New York.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRyan, John A. A Programme of Social Reform By Legislation. New York, 1909.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRyan, John A. A Programme of Social Reform By Legislation. New York, 1909.
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