Hornby, Albert Sydney, author
Oxford University Press,
Buku Referensi
Hornby, Albert Sydney, author
Oxford University Press, 1992
Buku Referensi
Hornby, Albert Sydney, author
Oxford University Press, 1995
Buku Referensi
Winstedt, Richard O., author
Kelly & Walsh Limited, [date of publication not identified]
Buku Referensi
Steingass, F., author
Kegan Paul, Trench, Trubner & Co., 1947
Buku Referensi