Kim, Scott: Inversions: A Catalog of Calligraphic Cartwheels

Foreword by Douglas Hofstadter
Backword by Jef Raskin
LoC Call Number N7430.5 .K5

• ISBN 0070345465
  BYTE Books / McGraw-Hill (Peterborough, NH)
  1981
  125 pp
  Paperback, red cover
• ISBN 0262610418
  MIT Press
  July 1985
  Paperback, green cover
• ISBN 0716720442
  W H Freeman & Co.
  September 1989
  Paperback, red cover(?)
• ISBN 1559532807
  Key Curriculum Press
  December 1996
  125 pp + 3 pp (handouts)
  Paperback, red cover

Hofstadter, Douglas: Ambigrammi : un microcosmo ideale per lo studio della creatività

Preface by Scott Kim
LoC Call Number MLCM 97/14498 (Z)

• ISBN 8877570067
  1987
  Hopefulmonster (Firenze)
  274 pp
  Paperback

Note that the text of this book is in Italian, though the ambigrams themselves are mix of languages. (The original, English-language version of this book is unpublished.)

Langdon, John: Wordplay: Ambigrams and Reflections on the Art of Ambigrams

Foreword by Martin Gardner
LoC Call Number Z43 .L259 1992

• ISBN 0151984549
  Harcourt Brace Jovanovich Press (New York)
  March 1992
  172 pp
  Hardback

Books
Brian Raiter