APA (7th ed.) Citation

Edwards, R., & Putra. Dede. (2021). What Was the Plague? Penguin Workshop.

Chicago Style (17th ed.) Citation

Edwards, Roberta, and Putra. Dede. What Was the Plague? New York: Penguin Workshop, 2021.

MLA (9th ed.) Citation

Edwards, Roberta, and Putra. Dede. What Was the Plague? Penguin Workshop, 2021.