APA (7th ed.) Citation

Collingwood, R. G. (1945). The idea of nature / by R.G. Collingwood. Clarendon.

Chicago Style (17th ed.) Citation

Collingwood, R. G. The Idea of Nature / by R.G. Collingwood. Clarendon, 1945.

MLA (9th ed.) Citation

Collingwood, R. G. The Idea of Nature / by R.G. Collingwood. Clarendon, 1945.

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