Fox, A. W. (2009). A lost frontier revealed: Regional separation in the East Midlands. University of Hertfordshire Press.
Chicago-čujuhus (17. p.)Fox, Alan W. A Lost Frontier Revealed: Regional Separation in the East Midlands. Hatfield: University of Hertfordshire Press, 2009.
MLA-čujuhus (9. p.)Fox, Alan W. A Lost Frontier Revealed: Regional Separation in the East Midlands. University of Hertfordshire Press, 2009.
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