Tracy, John A., author
Wiley, 2014
Buku Teks
Tracy, John A., author
John Wiley & Sons, 1983
Buku Teks
WW Norton and Company, 2002
Buku Teks
Brown, Lester R., author
W.W.Norton, 1995
Buku Teks
Bevington, David, author
BlackWell Publishing, 2006
Buku Teks