Townshend, R. B. (2008). A tenderfoot in Colorado. University Press of Colorado.
Tohutoru Kātū Chicago (17th ed.)Townshend, R. B. A Tenderfoot in Colorado. Boulder: University Press of Colorado, 2008.
Tohutoro MLA (9th ed.)Townshend, R. B. A Tenderfoot in Colorado. University Press of Colorado, 2008.
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