^Will Shortz Presents Hot Sudoku : 200 Very Hard Puzzles (2010, Paperback)ISBN 9780312565428 (revised Feb 2026)
^ (2013). Will Shortz Presents Hot Sudoku : 200 Very Hard PuzzlesECampus. ISBN 9780312565428 (revised Feb 2026)
^Edited by Will Shortz (2014). Will Shortz Presents Hot Sudoku : 200 Very Hard Puzzles, St. Martin's Griffin. BiggerBooks. ISBN 9780312565428 (revised Nov 2023)