Sassoon, S. (1918). Counter-attack, and other poems. W. Heinemann.
Chicago Style aipamenaSassoon, Siegfried. Counter-attack, and Other Poems. London: W. Heinemann, 1918.
MLA aipamenaSassoon, Siegfried. Counter-attack, and Other Poems. W. Heinemann, 1918.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.