APA (7th ed.) Citation

Title. (2004). The Billy goats gruff. Usborne Publishing ltd.

Chicago Style (17th ed.) Citation

Title. The Billy Goats Gruff. London: Usborne Publishing ltd, 2004.

MLA (9th ed.) Citation

Title. The Billy Goats Gruff. Usborne Publishing ltd, 2004.

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