Easy Sudoku Twelve Logic Puzzles (Vol 1) 
 Chapter 52: Two Easy (DiffLev 3) Unmistakedly Puzzles (numbers 183-184) 
 
-  Step-by-step instructions for solving  Puzzle 183, (53/144)   Diff: 3/993
 -  Step-by-step instructions for solving  Puzzle 184, (54/144)   Diff: 3/991