Katz, N. (2009). Zen and the art of crossword puzzles: A journey down and across. Adams media.
Chicago Edition CitationKatz, Nikki. Zen and the Art of Crossword Puzzles: A Journey Down and Across. Avon: Adams media, 2009.
MLA Edition CitationKatz, Nikki. Zen and the Art of Crossword Puzzles: A Journey Down and Across. Adams media, 2009.
Warning: These citations may not always be 100% accurate.