edited by Hugh LaFollette and Ingmar Persson
Wiley Blackwell, 2013
Buku Teks
selected and edited by Wilfrid Sellars and John Hospers
Appleton-Century-Crofts, 1952
Buku Teks
Ralph, Joseph
Watts, 1946
Buku Teks
Tannsjo, Torbjorn
Edinburgh University Press, 2010
Buku Teks
Des Jardins, Joseph R.
Wadsworth, 1997
Buku Teks