2001 - The Loyalty Effect the Hidden Force Behind Growth Profits and Lasting Value (Paperback) → Hardcover ISBN-13: 9781578516872 ISBN-10: 1578516870 Genre: Business & Money 1 1996 - The Loyalty Effect the Hidden Force Behind Growth Profits and Lasting Value (Hardcover) → Paperback ISBN-13: 9780875844480 ISBN-10: 0875844480 Genre: Business & Money 2 |