Ziman, John, author
Cambridge University Press, 1994
Buku Teks
Williams, Malcolm, 1953-, author
Routledge, 2000
Buku Teks
Gray, Nicholas, author
CRC Press, 2017
Buku Teks
Simmers, Louise M., author
Delmar Cengage Learning, 2009
Buku Teks
Benton, Ted, author
Palgrave Macmillan, 2011
Buku Teks