Abacus Software is a publisher who has published at least 9 editions.
June 8, 2004 • Physical Book • 9 Readers • 329 pages • Format Paperback • 3.8
October 12, 1979 • Physical Book • 6 Readers • 659 pages • Info 2nd Print • 5
August 29, 2005 • Physical Book • 3 Readers • 448 pages • Format Paperback • Info First Edition • 4.3
March 4, 2010 • Physical Book • 2 Readers • 312 pages • Info International Editio
January 1, 2009 • Physical Book • 1 Reader • 474 pages • 3.6
January 1, 2006 • Physical Book • 1 Reader • 270 pages • Info New Ed • 2.5
January 1, 2008 • Physical Book • 1 Reader • 469 pages • Format Paperback • 3.7
August 20, 1989 • Physical Book • 1 Reader • 3
January 1, 1998 • Physical Book • 250 pages • Info TV Tie-in Ed