Stackpole, P. L., & Ferrell, R. H. (2009). In the company of generals: The World War I diary of Pierpont L. Stackpole. University of Missouri Press.
Čikaški stil citiranja (17. izdanje)Stackpole, Pierpont L., i Robert H. Ferrell. In the Company of Generals: The World War I Diary of Pierpont L. Stackpole. Columbia: University of Missouri Press, 2009.
MLA način citiranja (9. izdanje)Stackpole, Pierpont L., i Robert H. Ferrell. In the Company of Generals: The World War I Diary of Pierpont L. Stackpole. University of Missouri Press, 2009.
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