$a Proceedings of the sixth International Congress of Philosophy, Harvard University Cambridge, Massachusetts, United States of America, September 13, 14, 15, 16, 17, 1926 / ed. Edgar Sheffield Brightman. - New York [etc.], 1927.
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$a LCA online
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$a Value commensurability in Brightman and Scheler : towards a process metaethics / J. Edward Hackett // Eidos : a journal for philosophy of culture. - 2019, no. 1 (7), vol. 3, strony 104-121.