IOD Press

year of pub­li­ca­ti­onISBNauthor(s)title
2006978-0-9773444-0-6John CurtisThe Business of Love: 9 Best Practices for Improving the Bottom Line of Your Relationship
  ''978-0-9773444-1-3John Curtis"The Business of Love Workbook: 9 Best Practices for Improving the Bottom Line of Your Relationship"
2008978-0-9773444-2-0   ''Marriage Built to Last: 9 Steps to Life-long Love