Cita APA

Astley, N., & Baker, M. (2011). Peppa's washing day. London: Ladybird.

Chicago Style Citation

Astley, Neville, i Mark Baker. Peppa's Washing Day. London: Ladybird, 2011.

Cita MLA

Astley, Neville, i Mark Baker. Peppa's Washing Day. London: Ladybird, 2011.

Atenció: Aquestes cites poden no estar 100% correctes.