Chasan, D. J. (1990). Speaker of the House: The political career and times of John L. O'Brien. University of Washington Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रChasan, Daniel Jack. Speaker of the House: The Political Career and Times of John L. O'Brien. Seattle: University of Washington Press, 1990.
एमएलए (8वां संस्करण) प्रशस्ति पत्रChasan, Daniel Jack. Speaker of the House: The Political Career and Times of John L. O'Brien. University of Washington Press, 1990.
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