Cita APA (7a ed.)

Pratchett, T. (1976). The dark side of the sun. Corgi Books.

Cita Chicago Style (17a ed.)

Pratchett, Terry. The Dark Side of the Sun. London: Corgi Books, 1976.

Cita MLA (8a ed.)

Pratchett, Terry. The Dark Side of the Sun. Corgi Books, 1976.