Harper, Laurel, author
Chronicle Books, 1999
Buku Referensi
arranged and edited by Wolfgang Hageney
Belvedere, 1989
Buku Teks
Newark, Quentin, author
RotoVision, 2002
Buku Teks
White, Edward T., author
Florida University, [19?-]
Buku Teks
French, Thomas Ewing, 1871-1944, author
McGraw-Hill, 1978
Buku Teks