Cita APA (7a ed.)

Collingwood, R. G. (1933). An essay on philosophical method. Clarendon Press.

Cita Chicago Style (17a ed.)

Collingwood, Robert George. An Essay on Philosophical Method. Oxford: Clarendon Press, 1933.

Cita MLA (8a ed.)

Collingwood, Robert George. An Essay on Philosophical Method. Clarendon Press, 1933.