Clark, W., Clark, J., & Holmberg, J. J. (2002). Dear brother: Letters of William Clark to Jonathan Clark. Yale University Press, in association with the Filson Historical Society.
Цитирование в стиле Чикаго (17-е изд.)Clark, William, Jonathan Clark, и James J. Holmberg. Dear Brother: Letters of William Clark to Jonathan Clark. New Haven: Yale University Press, in association with the Filson Historical Society, 2002.
Цитирование MLA (8-е изд.)Clark, William, et al. Dear Brother: Letters of William Clark to Jonathan Clark. Yale University Press, in association with the Filson Historical Society, 2002.
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