Ingman, Terence
Blockstone Press, 1998
Buku Teks
Ingman, Terence
Blackstone, 1994
Buku Teks
Juilland, Alphonse, author
Mouton, 1973
Buku Teks
Fisher, Howard D., author
Cavendish Publishing Limited, 1999
Buku Teks
Joseph, Raz
Oxford Clarendon Press, 1970
Buku Teks