Harcourt, F. (2006). Flagships of imperialism: The P & O Company and the politics of empire from its origins to 1867. Manchester University Press.
Chicago-čujuhus (17. p.)Harcourt, Freda. Flagships of Imperialism: The P & O Company and the Politics of Empire from Its Origins to 1867. Manchester: Manchester University Press, 2006.
MLA-čujuhus (9. p.)Harcourt, Freda. Flagships of Imperialism: The P & O Company and the Politics of Empire from Its Origins to 1867. Manchester University Press, 2006.
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