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by René Descartes , Edited by John Cottingham , Introduction by Bernard Williams
by Cornford, F. M.
by Edited by Andrew Dole , Andrew Chignell
by Mawson, T. J.
by Old, Walter Gorn
by Long, A. A.
by Manoussakis, John Panteleimon
by Kuhn, Alvin Boyd
by Kvanvig, Jonathan L.
by Shimer, William Allison