Barry Lee, editor
Continuum International Pub. Group, 2011
Buku Teks
edited by Bob Hale and Crispin Wright
Blackwell, 1997
Buku Teks
Oxford University Press , 1996
Buku Teks
edited by Ernest Sosa, Enrique Villanueva
Blackwell , 2006
Buku Teks
Katz, Jerrold J., author
George Allen and Unwin, 1972
Buku Teks