APA (7th ed.) Citation

Gardner, M. (2005). The Universe in a Handkerchief: Lewis Carroll’s Mathematical Recreations, Games, Puzzles, and Word Plays. Martin Gardner.

Chicago Style (17th ed.) Citation

Gardner, Martin. The Universe in a Handkerchief: Lewis Carroll’s Mathematical Recreations, Games, Puzzles, and Word Plays. New York, NY: Martin Gardner, 2005.

MLA (8th ed.) Citation

Gardner, Martin. The Universe in a Handkerchief: Lewis Carroll’s Mathematical Recreations, Games, Puzzles, and Word Plays. Martin Gardner, 2005.

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