Wu, Wei, author
China Intercontinental Press, 2010
Buku Referensi
Tang Jing deng zhu, author
Wu Zhou bo du ban she, 2010
Buku Teks
War Departement, 1944
Buku Referensi
Wendy Abraham, author
John Wiley & Sons, 2013
Buku Teks
Purcell, Victor, 1896-1965, author
Oxford University Press, 1967
Buku Teks