Philip Wilson Steer 1860-1942.

MLA

Laughton, Bruce. Philip Wilson Steer 1860-1942. Oxford: Clarendon Press, 1971.

APA

Laughton, B. (1971). Philip Wilson Steer 1860-1942. Oxford: Clarendon Press.

Chicago

Laughton, Bruce Philip Wilson Steer 1860-1942. Oxford: Clarendon Press, 1971.