Lorenz, Albert
Van Nostrand Reinhold Company, 1985
Buku Teks
Hepler, Donald E., author
McGraw-Hill, [1965]
Buku Teks
Pearman, Hugh, author
Phaidon Press, 2002
Buku Teks
edited by Maggie Toy
Academy Group, 1996
Buku Teks
Rosselli, Paolo, author
Skira, 2001
Buku Teks