APA Edition Citation

Collingwood, R. G. (1923). Roman Britain / by R.G. Collingwood. O.U.P..

Chicago Edition Citation

Collingwood, R. G. Roman Britain / by R.G. Collingwood. O.U.P., 1923.

MLA Edition Citation

Collingwood, R. G. Roman Britain / by R.G. Collingwood. O.U.P., 1923.

Warning: These citations may not always be 100% accurate.