Gardner, M. (1994). My best mathematical and logic puzzles. Dover.
Chicago Style (17th ed.) ZitazioaGardner, Martin. My Best Mathematical and Logic Puzzles. New York: Dover, 1994.
MLA (9th ed.) ZitazioaGardner, Martin. My Best Mathematical and Logic Puzzles. Dover, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.