APA (7th ed.) Citation

Howard, C. R. (2021). 56 days (First edition.). Blackstone Publishing.

Chicago Style (17th ed.) Citation

Howard, Catherine Ryan. 56 Days. First edition. Ashland, OR: Blackstone Publishing, 2021.

MLA (9th ed.) Citation

Howard, Catherine Ryan. 56 Days. First edition. Blackstone Publishing, 2021.