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APA-referensMcVaugh, R. (1956). Edward Palmer, plant explorer of the American West ([1st ed.].). University of Oklahoma Press.
Chicago-stil citatMcVaugh, Rogers. Edward Palmer, Plant Explorer of the American West. [1st ed.]. Norman: University of Oklahoma Press, 1956.
MLA-referensMcVaugh, Rogers. Edward Palmer, Plant Explorer of the American West. [1st ed.]. University of Oklahoma Press, 1956.
Harvard-stil citatMcVaugh, R. 1956. Edward Palmer, plant explorer of the American West. [1st ed.]. Norman: University of Oklahoma Press.
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