Chalmers, David J.
Department of philosophy University of California, 1995
Buku Teks SO
Alexander Moreira-Almeida, Franklin Santana Santos, editors
Springer, 2012
eBooks
Searle, John R.
MIT Press, 1998
Buku Teks SO
Pepper, Stephen C.
University of California Press, 1966
Buku Teks SO
Restak, Richard
National Geographic Society, 2000
Buku Teks SO