APA (7th ed.) Citation

Armstrong, M. (1918). Thirty new poems / by Martin Armstrong. Chapman and Hall.

Chicago Style (17th ed.) Citation

Armstrong, Martin. Thirty New Poems / by Martin Armstrong. London: Chapman and Hall, 1918.

MLA (9th ed.) Citation

Armstrong, Martin. Thirty New Poems / by Martin Armstrong. Chapman and Hall, 1918.

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