Hadley, C. J. (2021). Nippers and oldies: The long trail home : early days 'til now. Range Conservation Foundation & RANGE magazine.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHadley, C. J. Nippers and Oldies: The Long Trail Home : Early Days 'Til Now. Carson City, Nevada: Range Conservation Foundation & RANGE magazine, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHadley, C. J. Nippers and Oldies: The Long Trail Home : Early Days 'Til Now. Range Conservation Foundation & RANGE magazine, 2021.
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