APA (7th ed.) Citation

Hargreaves, R., & Hargreaves, A. (2018). Walter the worm. Hardie Grant Egmont.

Chicago Style (17th ed.) Citation

Hargreaves, Roger, and Adam Hargreaves. Walter the Worm. Australia: Hardie Grant Egmont, 2018.

MLA (9th ed.) Citation

Hargreaves, Roger, and Adam Hargreaves. Walter the Worm. Hardie Grant Egmont, 2018.

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