Cita APA (7a ed.)

Wanjek, C. (2020). Spacefarers: How humans will settle the Moon, Mars, and beyond. Harvard University Press.

Cita Chicago Style (17a ed.)

Wanjek, Christopher. Spacefarers: How Humans Will Settle the Moon, Mars, and Beyond. Cambridge, Massachusetts: Harvard University Press, 2020.

Cita MLA (8a ed.)

Wanjek, Christopher. Spacefarers: How Humans Will Settle the Moon, Mars, and Beyond. Harvard University Press, 2020.