Gans, Herbert J., author
The Free Press, 1982
Buku Teks
Kaplan, David, author
John Wiley & Sons, 2009
Buku Teks
David Butler, Christopher James Digman, Christos Makropoulos and John W. Davies.
CRC Press, 2018
Buku Teks
Hall, Tim, 1968-, author
Routledge, 2018
Buku Teks
Abrahamson, Mark, author
Prentice-Hall, 1980
Buku Teks