APA

Darby H. C., Cambridge University Press, . (1936). An historical geography of England before A. D. 1800: fourteen studies. Cambridge: at the University Press.

Chicago

Darby Henry Clifford, Cambridge University Press, . 1936. An historical geography of England before A. D. 1800: fourteen studies. Cambridge: at the University Press.

Harvard

Darby H. C., Cambridge University Press, . (1936). An historical geography of England before A. D. 1800: fourteen studies. Cambridge: at the University Press.

MLA

Darby Henry Clifford, Cambridge University Press, . An historical geography of England before A. D. 1800: fourteen studies. Cambridge: at the University Press. 1936.