Izdavač: Wordsworth Editions, Hertfordshire 2006; Wordsworth Classics

Izdavač: Headline Book Publishing, London 2000;

Izdavač: The New American Library, A Signet Book, New York 1969; A Mentor Book

Izdavač: Anchor Books, Doubleday and Company, Garden City, New York 1965; Science Study Series

Izdavač: Senate, Middlesex 1995;

Izdavač: Clarendon Press, Oxford 1975;

Izdavač: Službeni glasnik, Beograd 2014; biblioteka Umetnost i kultura, tiraž: 500 primeraka;

Izdavač: Wordsworth Editions, Hertfordshire 2007; Wordsworth Classics

Izdavač: Bantam Books, London 1997;

Izdavač: George Allen and Unwin Ltd, Humanities Press Inc, London, New York 1969; Muirhead Library of Philosophy

Izdavač: Corgi Books, London 1973;

Izdavač: The Mit Press, London 1973;