Why yesterday tells of tomorrow : how the long waves of the economy help us determine tomorrow's trends / Helmut Gaus
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Why yesterday tells of tomorrow : how the long waves of the economy help us determine tomorrow's trends / Helmut Gaus
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9044112058
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Why yesterday tells of tomorro ...... us determine tomorrow's trends
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publication
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Why yesterday tells of tomorro ...... omorrow's trends / Helmut Gaus