Nuttal, G. C. (1912). Wild flowers as they grow. Cassell.
Lua i Stíl Chicago (17ú heag.)Nuttal, G. Clarke. Wild Flowers as They Grow. London, New York: Cassell, 1912.
Lua MLA (8ú heag.)Nuttal, G. Clarke. Wild Flowers as They Grow. Cassell, 1912.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.