APA (7th ed.) Citation

George, L., & Venturini, C. (2012). Ernie and Hermie visit earth: Level 3G. Ticktock.

Chicago Style (17th ed.) Citation

George, Lucy, and Claudia Venturini. Ernie and Hermie Visit Earth: Level 3G. London: Ticktock, 2012.

MLA (9th ed.) Citation

George, Lucy, and Claudia Venturini. Ernie and Hermie Visit Earth: Level 3G. Ticktock, 2012.

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