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by Guyau, Jean-marie
by O'Sullivan, Noel
by Bertea, Stefano
by Stern, Robert
by Summers, Robert S.; Hillman, Robert A.
by Flathman, Richard E.
by Bushnell, Horace
by Kuczynski, John-michael, Ph.d.
by Maccotter, Sean
by Peter J. McCormick