Variations on Sudoku-by5 Logic Puzzles (Vol 1) 
 Chapter 22: Three TournamentPlus Education-Xtreme Puzzles (numbers 58-60) 
 
-  Step-by-step instructions for solving  Puzzle 58, (269/369)   Diff: 44/9864.7999.9753.3121.1369.963C.2299.8367+
 -  Step-by-step instructions for solving  Puzzle 59, (273/369)   Diff: 44/9953.3259.9632.9999.5532.3458.4534.6686+
 -  Step-by-step instructions for solving  Puzzle 60, (267/369)   Diff: 45/9.6122.D695.4523.5311.2435.9436.8889.9987+