Sloane Paul, MacHale Des, & Miller, M. (1997). Perplexing lateral thinking puzzles. Ms Victoria Reio.
Chicago Style (17th ed.) ZitazioaSloane Paul, MacHale Des, eta Myron Miller. Perplexing Lateral Thinking Puzzles. New York: Ms Victoria Reio, 1997.
MLA (9th ed.) ZitazioaSloane Paul, et al. Perplexing Lateral Thinking Puzzles. Ms Victoria Reio, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.