Gemini: America's historic walk in space. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Gemini: America's Historic Walk in Space. New Jersey: Prentice-Hall.
Lua MLA (9ú heag.)Gemini: America's Historic Walk in Space. Prentice-Hall.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.