Wolfe, T. (1951). A western journal: A daily log of the great parks trip, June 20-July 2, 1938. University of Pittsburgh Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWolfe, Thomas. A Western Journal: A Daily Log of the Great Parks Trip, June 20-July 2, 1938. [Pittsburgh]: University of Pittsburgh Press, 1951.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWolfe, Thomas. A Western Journal: A Daily Log of the Great Parks Trip, June 20-July 2, 1938. University of Pittsburgh Press, 1951.
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