APA (7th ed.) Citation

Alexander, K., Nelson, K., & Houghton Mifflin Harcourt Publishing Company. (2019). The undefeated. Versify, Houghton Mifflin Harcourt.

Chicago Style (17th ed.) Citation

Alexander, Kwame,, Kadir Nelson, and Houghton Mifflin Harcourt Publishing Company. The Undefeated. Boston: Versify, Houghton Mifflin Harcourt, 2019.

MLA (8th ed.) Citation

Alexander, Kwame,, et al. The Undefeated. Versify, Houghton Mifflin Harcourt, 2019.