APA (7th ed.) Citation

Bigwood, K., & Krampien, C. (2021). Secret, secret agent guy (First edition.). Atheneum Books for Young Readers.

Chicago Style (17th ed.) Citation

Bigwood, Kira, and Celia Krampien. Secret, Secret Agent Guy. First edition. New York: Atheneum Books for Young Readers, 2021.

MLA (8th ed.) Citation

Bigwood, Kira, and Celia Krampien. Secret, Secret Agent Guy. First edition. Atheneum Books for Young Readers, 2021.

Warning: These citations may not always be 100% accurate.