Cita APA (7a ed.)

Partridge, J., & Sweeten, S. (2001). The picnic. Cambridge University Press.

Cita Chicago Style (17a ed.)

Partridge, Juliet, y Sammy Sweeten. The Picnic. Cambridge: Cambridge University Press, 2001.

Cita MLA (8a ed.)

Partridge, Juliet, y Sammy Sweeten. The Picnic. Cambridge University Press, 2001.