Cita APA (7a ed.)

Silk, J. (1980). The Big bang: The creation and evolution of the universe. Freeman.

Cita Chicago Style (17a ed.)

Silk, Joseph. The Big Bang: The Creation and Evolution of the Universe. San Francisco: Freeman, 1980.

Cita MLA (9a ed.)

Silk, Joseph. The Big Bang: The Creation and Evolution of the Universe. Freeman, 1980.