APA (7th ed.) Citation

(2015). Where's Walrus?: And Penguin? (First edition.). Scholastic Press.

Chicago Style (17th ed.) Citation

Where's Walrus?: And Penguin? First edition. New York: Scholastic Press, 2015.

MLA (8th ed.) Citation

Where's Walrus?: And Penguin? First edition. Scholastic Press, 2015.

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