APA

Sitwell O., . (1943). Selected poems, old and new. New York: AMS.

Chicago

Sitwell Osbert, . 1943. Selected poems, old and new. New York: AMS.

Harvard

Sitwell O., . (1943). Selected poems, old and new. New York: AMS.

MLA

Sitwell Osbert, . Selected poems, old and new. New York: AMS. 1943.