Harlow,Chris. (1977). Innovation and productivity under nationalism: The first thirty years. George Allen & Unwin Ltd.
Dyfyniad Arddull ChicagoHarlow,Chris. Innovation and Productivity Under Nationalism: The First Thirty Years. London: George Allen & Unwin Ltd, 1977.
Dyfyniad MLAHarlow,Chris. Innovation and Productivity Under Nationalism: The First Thirty Years. George Allen & Unwin Ltd, 1977.
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