Duncan, D. (1989). Washington, the first one hundred years, 1889-1989: An anecdotal history. Seattle Times.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDuncan, Don. Washington, the First One Hundred Years, 1889-1989: An Anecdotal History. [Seattle]: Seattle Times, 1989.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDuncan, Don. Washington, the First One Hundred Years, 1889-1989: An Anecdotal History. Seattle Times, 1989.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.