Belloc, H. (1939). But soft: We are observed! Penguin.
Lua i Stíl Chicago (17ú heag.)Belloc, Hilaire. But Soft: We Are Observed! Harmondsworth, Middlesex, England: Penguin, 1939.
Lua MLA (8ú heag.)Belloc, Hilaire. But Soft: We Are Observed! Penguin, 1939.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.