Lua APA (7ú heag.)
Friedman, L. (2015). Human spaceflight: From Mars to the stars. The University of Arizona Press.
Lua i Stíl Chicago (17ú heag.)
Friedman, Louis. Human Spaceflight: From Mars to the Stars. Tucson: The University of Arizona Press, 2015.
Lua MLA (9ú heag.)
Friedman, Louis. Human Spaceflight: From Mars to the Stars. The University of Arizona Press, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.