APA (7th ed.) Citation

Wilson, G., & Lambert, S. A. (1990). Jim-jam pyjamas. Jonathan Cape.

Chicago Style (17th ed.) Citation

Wilson, Gina, and Sally Anne Lambert. Jim-jam Pyjamas. London: Jonathan Cape, 1990.

MLA (9th ed.) Citation

Wilson, Gina, and Sally Anne Lambert. Jim-jam Pyjamas. Jonathan Cape, 1990.