Willcox, William B.
The age of aristocracy 1688 to 1830
D.C. Heath, 1988
 Buku Referensi
Cannadine, David
The decline and fall of the British aristocracy
Papermac, 1996
 Buku Teks SO
Nederlandse literatuur na 1830
Ton Anbeek ... [et al.]
Stichting Teleac, 1984
 Buku Teks
Burhan Djabir Magenda
East Kalimantan : the decline of a commercial aristocracy
Cornell modern Indonesia Project, 1991
 Buku Teks
Arnstein, Walter L.
Britain yesterday and today : 1830 to the present
Head, 1983
 Buku Teks SO