Lewis Carroll (2016). “Alice In Wonderland Collection: All Four Books: Alice in Wonderland, Alice Through the Looking Glass, Hunting of the Snark and Alice Underground”, p.144, Enhanced Media Publishing
Lewis Carroll (2015). “The Complete Alice: Alice's Adventures in Wonderland and Through the Looking-Glass and What Alice Found There”, p.61, Pan Macmillan
Lewis Carroll (2015). “Alice's Adventures in Wonderland and Through the Looking-Glass: 150th-Anniversary Edition (Penguin Classics Deluxe Edition)”, p.26, Penguin