APA (7th ed.) Citation

Gardner, M. (1996). The Universe in a handkerchief: Lewis Carroll's mathematicsl recreations, games, puzzles, and word plays. Copernicus.

Chicago Style (17th ed.) Citation

Gardner, Martin. The Universe in a Handkerchief: Lewis Carroll's Mathematicsl Recreations, Games, Puzzles, and Word Plays. New York: Copernicus, 1996.

MLA (9th ed.) Citation

Gardner, Martin. The Universe in a Handkerchief: Lewis Carroll's Mathematicsl Recreations, Games, Puzzles, and Word Plays. Copernicus, 1996.