Newman Ober · Ober, Ackley, Barker Newman
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Communicating in Business | 978-81-315-2697-2 (81-315-2697-6) | 2015 |
| Iac Wt Bb W Ebk Gtwy Cntmpry B | 978-1-111-96725-3 (1-111-96725-3) | 2012 |
| Iac Wt Ct W Ebk Gtwy Cntmpry B | 978-1-111-96726-0 (1-111-96726-1) | 2012 |