Helm, Matthew · M. H. · Matthew L. Helm
| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Cliffsnotes Tracing Your Family Roots Online | 978-0-7645-8630-9 | 2001 | ||
| Family Tree Maker 2006 Fur Dummies | 978-3-527-70249-7 | 2006 | April Leigh Helm | |
| Family Tree Maker for Dummies | 978-0-7645-0661-1 | 1999 | " | |
| Genealogy Online for Dummies | 978-0-7645-5964-8 | 2004 | " | |
| Genealogy Online for Dummies | 978-0-7645-0807-3 | 2001 | April Leigh Helm · Matthew L. Helm | |
| Genealogy Online for Dummies | 978-0-7645-0543-0 | 1999 | April Leigh Helm · Matthew L. Helm | |
| Get Your Degree Online | 978-0-07-135713-5 | 2000 | April Helm | |
John Wiley & Sons · McGraw-Hill · Wiley-VCH