Collins, E. J. T. (1978). The economy of upland Britain 1750-1950: An illustrated review. Centre for Agricultural Strategy, University of Reading.
Citace podle Chicago (17th ed.)Collins, Edward John T. The Economy of Upland Britain 1750-1950: An Illustrated Review. Reading: Centre for Agricultural Strategy, University of Reading, 1978.
Citace podle MLA (8th ed.)Collins, Edward John T. The Economy of Upland Britain 1750-1950: An Illustrated Review. Centre for Agricultural Strategy, University of Reading, 1978.
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