Dalrymple, Douglas J., author
John Wiley & Sons, 1990
Buku Teks
Peter, J. Paul, author
McGraw-Hill, 2004
Buku Teks
Yarnell, Mark, 1950-, author
Three Rivers Press, 1998
Buku Teks
Maria Tries, author
2001
UI - Tesis (Membership)
Stern, Louis W.
Prentice-Hall, 1989
Buku Teks