Shasha, D. E. (2002). Dr. Ecco's cyberpuzzles: 36 puzzles for hackers and other mathematical detectives. W. W. Norton & Company.
Chicago Style (17th ed.) CitationShasha, Dennis Elliott. Dr. Ecco's Cyberpuzzles: 36 Puzzles for Hackers and Other Mathematical Detectives. New York; London: W. W. Norton & Company, 2002.
MLA (9th ed.) CitationShasha, Dennis Elliott. Dr. Ecco's Cyberpuzzles: 36 Puzzles for Hackers and Other Mathematical Detectives. W. W. Norton & Company, 2002.
Warning: These citations may not always be 100% accurate.