G.L. · K L · Kenneth Libbrecht
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Snowflakes 2006 Wall Calendar | 978-0-89658-700-7 (0-89658-700-2) | 2005 |
| The Magic of Snowflakes: A Postcard Book | 978-0-89658-724-3 (0-89658-724-X) | 2005 |
| The Snowflake | 978-0-89658-630-7 (0-89658-630-8) | 2003 |