C.S. · Christopher S. · Christopher Sheldon & Mark Yoxon
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Environmental Management Systems: A Step-by-Step Guide to Implementation and Maintenance | 978-1-84407-257-6 (1-84407-257-6) | 2006 | Mark Yoxon |
| Installing Environmental Management Systems: A Step-by-Step Guide | 978-1-85383-868-2 (1-85383-868-3) | 2001 | " |