APA (7th ed.) Citation

Campbell, S. (2014). Hug machine (First edition.). Atheneum Books for Young Readers.

Chicago Style (17th ed.) Citation

Campbell, Scott. Hug Machine. First edition. New York: Atheneum Books for Young Readers, 2014.

MLA (8th ed.) Citation

Campbell, Scott. Hug Machine. First edition. Atheneum Books for Young Readers, 2014.

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