| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Cards of Your Destiny: What Your Birthday Reveals About You & Your Past, Present & Future | 978-1-4022-0248-3 (1-4022-0248-2) | 2004 |
| Love Cards, 2E: What Your Birthday Reveals About You and Your Personal Relationships | 978-1-4022-0237-7 (1-4022-0237-7) | 2004 |
| Your Birthday, Your Card | 978-1-4022-1292-5 (1-4022-1292-5) | 2008 |
L. C. · R.C. · R. L · R. Lee · Robert Camp · Robert L. · Robert Lee