Revision history for entry Geach, P. T. (1977). "Entailment: The Logic of Relevance and Necessity, Vol. i By Alan Ross Anderson and Nuel D. Belnap Jr Princeton University Press, 1976, xxxii + 542 pp., £13.70" [PTGETL]

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2014-01-23T23:11:04updateSystem / admin update -
2012-01-16T14:47:52update
2010-09-30T19:23:01updateSystem / admin update -
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