APA

Clapham, . (1930). An economic history of modern Britain. Cambridge, Eng: The University Press.

Chicago

Clapham, . 1930. An economic history of modern Britain. Cambridge, Eng: The University Press.

Harvard

Clapham, . (1930). An economic history of modern Britain. Cambridge, Eng: The University Press.

MLA

Clapham, . An economic history of modern Britain. Cambridge, Eng: The University Press. 1930.