ISBN-13: 9780007223633 / Angielski / Miękka / 2005 / 224 str.
ISBN-13: 9780007223633 / Angielski / Miękka / 2005 / 224 str.
Killer Su Doku poses an even greater challenge than the Fiendish Su Doku puzzles.Here are 100 previously unpublished puzzles for hard-core Su Doku addicts.