APA (7th ed.) Citation

Bell, P. R. (1959). Darwin's biological work: Some aspects reconsidered. University Press.

Chicago Style (17th ed.) Citation

Bell, Peter Robert. Darwin's Biological Work: Some Aspects Reconsidered. Cambridge: University Press, 1959.

MLA (9th ed.) Citation

Bell, Peter Robert. Darwin's Biological Work: Some Aspects Reconsidered. University Press, 1959.

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