Becerra-Fernandez, Irma, author
Prentice-Hall, 2004
Buku Teks
Becerra-Fernandez, Irma, author
Prentice-Hall, 2004
Multimedia
Caminos, Hugo, author
United Kingdom Cambridge University Press, 2014
Buku Teks
Martin Kahanec, editor; Klaus F. Zimmerman, editor
Edward Elgar, 2011
Buku Teks
Moffic, H. Steven, author
Jossey-Bass, 1997
Buku Teks