M. O. ยท Mike Oltrop
| title | ISBN-13 | year of publication |
|---|---|---|
| CIM Coursebook 02/03 Marketing Environment | 978-0-7506-5703-7 | 2002 |
| CIM Coursebook 04/05 Marketing Environment | 978-0-7506-6190-4 | 2004 |
| CIM Coursebook 05/06 Marketing Environment | 978-0-7506-6645-9 | 2005 |
| CIM Coursebook Marketing Environment 07/08: 07/08 Edition | 978-0-7506-8398-2 | 2007 |
| CIM Revision Cards Marketing Environment | 978-0-7506-8285-5 | 2006 |