APA (7th ed.) Citation

Gier, K., & Fursland, R. (2020). A castle in the clouds (First edition.). Henry Holt and Company.

Chicago Style (17th ed.) Citation

Gier, Kerstin, and Romy Fursland. A Castle in the Clouds. First edition. New York: Henry Holt and Company, 2020.

MLA (9th ed.) Citation

Gier, Kerstin, and Romy Fursland. A Castle in the Clouds. First edition. Henry Holt and Company, 2020.