Menard, Kevin P.
CRC Press, Taylor & Francis Group, 2008
Buku Teks
Siregar, Riduan Akbar
2015
UI - Tesis Membership
Woods, Robert L.
Prentice-Hall, 1997
Buku Teks
Jeary, Alan
E & FN Spon, 1997
Buku Referensi
DiStefano, Joseph J., 1940-
Elsevier/Academic Press, 2014
Buku Teks