Davidson, William H., author
John Wiley & Sons, 1982
Buku Teks
Vernon-Wortzel, Heidi, author
John Wiley & Sons, 1991
Buku Teks
Vernon-Wortzel, Heidi, author
John Wiley & Sons, 1997
Buku Teks
Boyd, Harper W., Jr., author
Irwin, 1995
Buku Teks
Pearce, John A., author
McGraw-Hill , 2015
Buku Teks