Schonfeld, S., & Ross, A. J. (2019). Birthday on Mars! Penguin Workshop.
Chicago Style (17th ed.) CitationSchonfeld, Sara, and Andrew J. Ross. Birthday on Mars! New York: Penguin Workshop, 2019.
MLA (8th ed.) CitationSchonfeld, Sara, and Andrew J. Ross. Birthday on Mars! Penguin Workshop, 2019.
Warning: These citations may not always be 100% accurate.