53115960
9781729149676
Basford Holmes is the author of 'Сlassic 400 + Killer Medium - Hard levels sudoku 12 x 12: Holmes presents a logical puzzle book with proven Sudoku. Medium–hard level Sudoku book. ... can be printed (Killer classic Sudoku 12x12)', published 2018 under ISBN 9781729149676 and ISBN 1729149677.
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