APA (7th ed.) Citation

Holyoke, P. (2016). The Neptune challenge (First paperback edition.). Disney-Hyperion.

Chicago Style (17th ed.) Citation

Holyoke, Polly. The Neptune Challenge. First paperback edition. Los Angeles ; New York: Disney-Hyperion, 2016.

MLA (8th ed.) Citation

Holyoke, Polly. The Neptune Challenge. First paperback edition. Disney-Hyperion, 2016.

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