Strother, Edgar E.
North-China Daily News and Herald , 1927
Buku Teks
Priyanto Wibowo, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2007
Buku Teks
Franklin, Benjamin
The Spencer Press, 1936
Buku Teks
Maugham, W. Somerset, author
Fawcett, 1956
Koleksi Publik
Blundell, Nigel, author
Octopus Books Limited, 1980
Buku Teks