Weales, Gerald Clifford, 1925-, author
Macmillan, 1969
Buku Teks
Cumings, Bruce, author
W.W. Norton, 1997
Buku Teks
Brown, James M., author
Barnes & Noble, 1982
Buku Teks
Meester, Johan de
Contact, 1942
Buku Teks
Serres, Michel, author
The University of Michigan Press, 1995
Buku Teks