Morgan, Theodore, author
Prentice-Hall, 1948
Buku Teks
edited by Manja Ismail, Khairil Annas Jusoh, Mazri Muhammad
Institut Terjemahan Negara Malaysia, 2010
Buku Teks
Lewis, David, author
IPM, 1994
Buku Teks
Kidner, Richard
Blackstone, 1998
Buku Teks
Moskow, Michael H., author
Random House, 1970
Buku Teks