| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| AV Market Place 2010: The Complete Business Directory of Products and Services for the Audio/Video Industry | 978-1-57387-377-2 (1-57387-377-2) | 2010 | Karen Hallard · Mary-Anne Lutter |
| AV Market Place 2011: The Complete Business Directory of Products and Services for the Audio/Video Industry | 978-1-57387-407-6 (1-57387-407-8) | 2011 | Karen Hallard · Mary-Anne Lutter |
| Literary Market Place 2014: The Directory of the American Book Publishing Industry with Industry Indexes | 978-1-57387-473-1 (1-57387-473-6) | 2013 | Karen Hallard · Mitra Purkayastha |