Very Hard Puzzles for Adults: Hard and Extremely Hard Sudoku Puzzles - over 1200 Sudoku - Includes Solutions

S. D. T. SDT Publishing · Independently Published

MLA

S. D. T. SDT Publishing. Very Hard Puzzles for Adults: Hard and Extremely Hard Sudoku Puzzles - over 1200 Sudoku - Includes Solutions. Independently Published, 2020.

Download MLA

APA

S. D. T. SDT Publishing. (2020). Very Hard Puzzles for Adults: Hard and Extremely Hard Sudoku Puzzles - over 1200 Sudoku - Includes Solutions. Independently Published.

Download APA

Chicago

S. D. T. SDT Publishing. Very Hard Puzzles for Adults: Hard and Extremely Hard Sudoku Puzzles - over 1200 Sudoku - Includes Solutions. Independently Published, 2020.

Download Chicago

Wikipedia

{{cite book |title=Very Hard Puzzles for Adults: Hard and Extremely Hard Sudoku Puzzles - over 1200 Sudoku - Includes Solutions |author1=S. D. T. SDT Publishing |publisher=Independently Published |year=2020 |language=en |isbn=9798621746155}}

Download Wikipedia

BibTeX

@book{isbn9798621746155, title = {Very Hard Puzzles for Adults: Hard and Extremely Hard Sudoku Puzzles - over 1200 Sudoku - Includes Solutions}, author = {{S. D. T. SDT Publishing}}, publisher = {Independently Published}, year = {2020}, language = {eng}, isbn = {9798621746155}, }

Download BibTeX

Before you use it

• The catalog gives 2020 without saying it is the publication year: check it against your copy

JSON API: one request returns all five styles, normalized ISBN identity, and available quality and uncertainty fields. A 200 {found:false} response ends the immediate lookup attempt. Temporary failures carry retry guidance.

Cookie-free aggregate counts of client-reported copy, download initiation and JSON-link activation help us understand usefulness. Browser privacy opt-outs are honored.