Super sudoku :
International Herald Tribune
Super sudoku : the stuff of sleepless nights - New Delhi : Orient paperbacks, 2012. - 125p. cm.
9788122204483
2006043401
Sudoku.
Logic puzzles.
GV1507.S83 / O43 2006
793.74 / SUP-S
Super sudoku : the stuff of sleepless nights - New Delhi : Orient paperbacks, 2012. - 125p. cm.
9788122204483
2006043401
Sudoku.
Logic puzzles.
GV1507.S83 / O43 2006
793.74 / SUP-S