Hellmen, E. F. (1990). Kootenay Country: One man's life in the Canadian Rockies. Alaska Northwest Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHellmen, Ernest F. Kootenay Country: One Man's Life in the Canadian Rockies. Anchorage: Alaska Northwest Books, 1990.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHellmen, Ernest F. Kootenay Country: One Man's Life in the Canadian Rockies. Alaska Northwest Books, 1990.
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