The first edition of this book was published in 1992, and the second edition
in 1997. Both editions, hardback and paperback, have been highly successful
and have sold many, many copies. In addition, the book has been translated
into Chinese (Cantonese and Mandarin), French, Indonesian, Portuguese, and
Spanish. We are delighted that so many readers in various countries have found
this book useful. Now, the entire book has been updated for the third edition.