Marchant, James Robert Vernam, 1853-1936, editor
New York Funk & Wagnalls [t.th.]
Buku Teks
Oxford , Clarendon Press
Buku Referensi
New York, 1978
Buku Referensi
London, 1982
Buku Referensi
Robert, Collin
Paris : Harper Collins Publisher, 2000
Buku Referensi