Killer Sudoku, Difficulty 3

Puzzle 8083 Nov 8 November 2013
Puzzle 8093 Nov 10 November 2013
Puzzle 8103 Nov 12 November 2013
Puzzle 8113 Nov 14 November 2013
Puzzle 8123 Nov 16 November 2013
Puzzle 8133 Nov 18 November 2013
Puzzle 8143 Nov 20 November 2013
Puzzle 8153 Nov 22 November 2013
Puzzle 8163 Nov 24 November 2013
Puzzle 8173 Nov 26 November 2013
Daily Killer Sudoku