APA (7th ed.) Citation

Jansson, T. (2010). Moomin and the birthday button. Puffin.

Chicago Style (17th ed.) Citation

Jansson, Tove. Moomin and the Birthday Button. London: Puffin, 2010.

MLA (9th ed.) Citation

Jansson, Tove. Moomin and the Birthday Button. Puffin, 2010.

Warning: These citations may not always be 100% accurate.