McClintock, J. Thomas, author
CRC Press, Taylor & Francis Group, 2008
Buku Teks
Winfrey, Michael R.
Prentice-Hall, 1997
Buku Teks
Wortman, Winfrey Rott
Prentice-Hall, 1997
Buku Teks
Bothwell, Al
Jones and Bartlett Pub., 1990
Buku Teks
Byers, Steven N., author
Prentice-Hall, 2016
Buku Teks