APA (7th ed.) Citation

Gravel, E. (2019). Olga (First edition.). Harper, an imprint of HarperCollinsPublishers.

Chicago Style (17th ed.) Citation

Gravel, Elise. Olga. First edition. New York, NY: Harper, an imprint of HarperCollinsPublishers, 2019.

MLA (8th ed.) Citation

Gravel, Elise. Olga. First edition. Harper, an imprint of HarperCollinsPublishers, 2019.

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