APA (7th ed.) Citation

Sharpson, N. (2023). Knock knock, open wide (First edition.). Nightfire, Tor Publishing Group.

Chicago Style (17th ed.) Citation

Sharpson, Neil. Knock Knock, Open Wide. First edition. New York: Nightfire, Tor Publishing Group, 2023.

MLA (8th ed.) Citation

Sharpson, Neil. Knock Knock, Open Wide. First edition. Nightfire, Tor Publishing Group, 2023.

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