Guth, A. R., & Cohen, S. (1989). Red skies of '88: The 1988 forest fire season in the northern Rockies, the northern Great Plains and the greater Yellowstone area. Pictorial Histories Pub. Co..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGuth, A. Richard, और Stan Cohen. Red Skies of '88: The 1988 Forest Fire Season in the Northern Rockies, the Northern Great Plains and the Greater Yellowstone Area. Missoula, MT: Pictorial Histories Pub. Co., 1989.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGuth, A. Richard, और Stan Cohen. Red Skies of '88: The 1988 Forest Fire Season in the Northern Rockies, the Northern Great Plains and the Greater Yellowstone Area. Pictorial Histories Pub. Co., 1989.
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