Margen, Sheldon, author
Rebus Inc, 2002
Buku Teks
English, Ruth, author
ANZFA, 2000
Buku Teks
Jacobs, Morris B., author
Van Nostrand Reinhold, 1962
Buku Teks
Aron, Elisabeth A., author
Lippincott Williams & Wilkins, 2002
Buku Teks
Charlesworth, Edward A., author
Bellatine Books, 1989
Buku Teks