Revision history for entry Frege, Gottlob (1980). "The Foundations of Arithmetic: A Logico-Mathematical Enquiry Into the Concept of Number" [FRETFO]

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2011-11-21T01:15:08update
2011-11-21T01:15:07update
2010-10-23T23:27:23update
2009-09-10T12:56:45updateSystem / admin update -
2009-01-25T07:47:40updateSystem / admin update -
2009-01-22T06:08:00updateSystem / admin update -