Roberts, B., & Jones, R. (2006). Lighthouses of Washington: A guidebook and keepsake. Insider's Guide.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRoberts, Bruce, और Ray Jones. Lighthouses of Washington: A Guidebook and Keepsake. Guilford, Conn.: Insider's Guide, 2006.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRoberts, Bruce, और Ray Jones. Lighthouses of Washington: A Guidebook and Keepsake. Insider's Guide, 2006.
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