Trevino, Linda Klebe, author
John Wiley & Sons, 2007
Buku Teks
Trevino, Linda Klebe, author
John Wiley & Sons, 2004
Buku Teks
Velasquez, Manuel G
Prentice-Hall, 2002
Buku Teks
Henn, Stephen K., author
Wiley, 2009
Buku Teks
Hoffman, W. Michael, author
McGraw-Hill, 1995
Buku Teks