Gould, W. (2005). Grand master sudoku 2. HarperCollins Publishers.
Citación estilo ChicagoGould, Wayne. Grand Master Sudoku 2. New York: HarperCollins Publishers, 2005.
Cita MLAGould, Wayne. Grand Master Sudoku 2. HarperCollins Publishers, 2005.
Warning: These citations may not always be 100% accurate.