Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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

Precaución: Estas citas no son 100% exactas.