Miller, Marry C., author
Wiley, 1997
Buku Teks
Kopacz, Jeanne, author
RR Donnelley, 2003
Buku Teks
Whelan, Bride M., author
Rockport Publisher, 1994
Buku Teks
Whelan, Bride M.
Rockport Publishers, 1997
Multimedia
Whelan, Bride M.
Rockport Publishers, 1997
Multimedia