APA (7th ed.) Citation

Janet & Ahlberg,Allan. (1999). Funnybones. Penguin Books.

Chicago Style (17th ed.) Citation

Janet and Ahlberg,Allan. Funnybones. Penguin Books, 1999.

MLA (9th ed.) Citation

Janet and Ahlberg,Allan. Funnybones. Penguin Books, 1999.

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