Weintraub, Max
Regents, 1960
Buku Teks
Bland, David
Faber and Faber LimIted, 1969
Buku Teks
Harthan, John
Thame and Hudson, 1981
Buku Referensi
Dunne, Jemima
Dorling Kindersley, 2012
Buku Referensi
contributors, Charles Armstrong-Wilson [and 6 others]
Dorling Kindersley, 2015
Buku Referensi