Freeland, Cynthia A.
But is it art? : an introduction to art theory
Oxford University Press, 2001
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Randall, John Herman
Philosophy : an introduction
Barnes & Noble, 1957
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Brightman, Edgar Sheffield
An Introduction to philosophy
Holt, Rinehart and Winston, 1961
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Patrick, George Thomas White
Introduction to philosophy
George Allen and Unwin, 1925
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Horner, Chris
Thinking through philosophy: an introduction
Cambridge, 2004
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