Lewis, V. E. (1982). Pustaka ilmu life: Kapal. Tira Pustaka.
Lua i Stíl Chicago (17ú heag.)Lewis, V. Edward. Pustaka Ilmu Life: Kapal. Tira Pustaka, 1982.
Lua MLA (8ú heag.)Lewis, V. Edward. Pustaka Ilmu Life: Kapal. Tira Pustaka, 1982.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.