APA

Barker S. E., . (1954). Political thought in England 1848 to 1914. London-New York: Oxford University Press.

Chicago

Barker Sir Ernest, . 1954. Political thought in England 1848 to 1914. London-New York: Oxford University Press.

Harvard

Barker S. E., . (1954). Political thought in England 1848 to 1914. London-New York: Oxford University Press.

MLA

Barker Sir Ernest, . Political thought in England 1848 to 1914. London-New York: Oxford University Press. 1954.