Cita APA (7a ed.)

Lockwood, M. (2005). The labyrinth of time: : introducing the universe. Oxford University Press.

Cita Chicago Style (17a ed.)

Lockwood, Michael. The Labyrinth of Time: : Introducing the Universe. Oxford: Oxford University Press, 2005.

Cita MLA (9a ed.)

Lockwood, Michael. The Labyrinth of Time: : Introducing the Universe. Oxford University Press, 2005.