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Robert Minard Garrels / / Robert A. Berner --
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1992
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1
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Robert Montgomery Bird / / Justin R. Wert --
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1999
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1
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Robert Morrison: missionary mediator, surprising saint / / Christopher D. Hancock --
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2015
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1
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Robert Mugabe: the will to power and crisis of the paradigm of war / / Busani Mpofu and Sabelo J. Ndlovu-Gatsheni. --Part 3:
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2015
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1
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