title | ISBN-13 (ISBN-10) | year of publication |
---|---|---|
Artificial Rock Waterfalls: Rock Making Techniques for the Professional And the Hobbyist | 978-0-9720036-5-0 (0-9720036-5-7) | 2005 |
Artificial Rock Waterfalls: Rock Making Techniques for the Professional and the Hobbyist | 978-0-9720036-3-6 (0-9720036-3-0) | 2003 |