Martin, J. (1999). North Cascades crest: Notes and images from America's Alps. Sasquatch Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMartin, James. North Cascades Crest: Notes and Images from America's Alps. Seattle, Wash.: Sasquatch Books, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMartin, James. North Cascades Crest: Notes and Images from America's Alps. Sasquatch Books, 1999.
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