Williamson, Bill
Oxford Basil Balckwell 1990,
Buku Teks
Wurm, Franz F.
Opladen : Budrich GmbH, 1975
Buku Teks
Shanghai : Millard Publishing CO
Majalah, Jurnal, Buletin
Shanghai : The China critic Publishing
Majalah, Jurnal, Buletin
Australian : Bridge Printery Pty
Majalah, Jurnal, Buletin