APA (7th ed.) Citation

Greathead, H. (2017). Megamachines. Gareth Stevens Publishing.

Chicago Style (17th ed.) Citation

Greathead, Helen. Megamachines. New York: Gareth Stevens Publishing, 2017.

MLA (9th ed.) Citation

Greathead, Helen. Megamachines. Gareth Stevens Publishing, 2017.

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