Book 1

Jan 1, 1993
English
Paperback (184 pages)
Edition: First Edition

Book 2

Nov 1, 1994
English
Hardcover (291 pages)
Nov 30, 2005
English
Paperback (250 pages)
Edition: 2nd ed.
Jan 1, 2000
English
Paperback (247 pages)
Mar 1, 2014
English
Kindle (268 pages)