Cita APA (7th ed.)
Jupp, E. W. (2002). Bridge watching. Intellect.
Cita Chicago (17th ed.)
Jupp, Edmund W. Bridge Watching. Bristol, UK ; Portland, OR: Intellect, 2002.
Cita MLA (9th ed.)
Jupp, Edmund W. Bridge Watching. Intellect, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.