Siegel, Gwathmey, author
Rockport Publishers, 1995
Buku Teks
Crosbie, Michael J., author
Rockport Pub., 1998
Buku Teks
Browne, Enrique, author
Rockport Publishers, 1997
Buku Teks
Moura, Eduardo Souto, author
Rockport Publishers, 1998
Buku Teks
Prati, Lacroze Miguens, author
Rockport Pub., 1997
Buku Teks