Cita APA (7th ed.)

Douglas, R. (1971). The history of the Liberal Party, 1895-1970. Sidgwick and Jackson.

Cita Chicago (17th ed.)

Douglas, Roy. The History of the Liberal Party, 1895-1970. London: Sidgwick and Jackson, 1971.

Cita MLA (8th ed.)

Douglas, Roy. The History of the Liberal Party, 1895-1970. Sidgwick and Jackson, 1971.