Turner, M., & Kuhlmann, E. E. (2014). Trees and shrubs of the Pacific Northwest. Timber Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTurner, Mark, और Ellen E. Kuhlmann. Trees and Shrubs of the Pacific Northwest. Portland, Oregon: Timber Press, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रTurner, Mark, और Ellen E. Kuhlmann. Trees and Shrubs of the Pacific Northwest. Timber Press, 2014.
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