Cita APA (7a ed.)

Sellers, R. (2003). Always look on the bright side of life. John Blake.

Cita Chicago Style (17a ed.)

Sellers, Robert. Always Look on the Bright Side of Life. London: John Blake, 2003.

Cita MLA (9a ed.)

Sellers, Robert. Always Look on the Bright Side of Life. John Blake, 2003.