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The English wool trade in the middle ages
Lloyd, Terence H., (1977)
Idle hands : the experience of unemployment, 1790 - 1990
Burnett, John, (1994)
Government and the economics of sport
Gratton, Chris, (1991)
Politik und Seele Hollands
Krekel, Hendrik, (1940)
Het Britische Rijk en Azie : van 1919 tot 1931
Krekel, Hendrik, (1941)
Krekel, Hendrik, (1942)