Berton, P. (1972). The impossible railway: The building of the Canadian Pacific ([1st American ed.].). Knopf.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBerton, Pierre. The Impossible Railway: The Building of the Canadian Pacific. [1st American ed.]. New York: Knopf, 1972.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBerton, Pierre. The Impossible Railway: The Building of the Canadian Pacific. [1st American ed.]. Knopf, 1972.
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