2
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Peace -- Research -- Africa. : Africa : perspectives on peace & development / edited by Emmanuel Hansen
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1987
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1
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5
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Peace -- Research -- History -- 20th century : The first fifty years of peace research : a survey and interpretation / David J. Dunn
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2018
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1
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8
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Peace -- Research -- Spain -- Alicante : El largo camino : de la violencia a la paz / José María Tortosa
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2001
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1
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