Acknowledged authors
Shortz,
Will
wrote The New York Times Daily Crosswords Page-A-Day Calendar for 2021
comprising 320 pages back in 2020.
Textbook and eTextbook are published under ISBN 1523511303 and 9781523511303.
Since then The New York Times Daily Crosswords Page-A-Day Calendar for 2021 textbook
was available to sell back to BooksRun online for the top buyback price
or rent at the marketplace.