Ilbert, Courtenay
Parliament its history, constitution and practice/ Courtenay Ilbert
Oxford University Press , 1947
 Buku Teks
Cook, Chris
A Short history of the liberal party / Chris Cook
Macmillan Press , 1984
 Buku Teks
Cook, Chris
A Short history of the liberal party / Chris Cook
Macmillan Press , 1989
 Buku Teks
Trevelyan, George Macaulay, 1876-1962
English social history : a survey of six centuries, chaucer to Queen Victoria
Penguin Books, 1986
 Buku Teks
Trevelyan, George Macaulay, 1876-1962
English social history a survey of six centuries cahucer to Queen Victoria
Longmans , Green, 1948
 Buku Teks