Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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

Precaución: Estas citas no son 100% exactas.