Telecom Expense Management for Large Organizations: A Practical Guide (Paperback

Telecom Expense Management for Large Organizations : A Practical Guide, Paper...

Telecom Management for Call Centers: A Practical Guide

Strategic Planning for Nonprofit Organizations: A Practical Guide and Workbook

Telecom Management for Call Centers : A Practical Guide, Paperback by De Carv...

Telecom Management for Large Organizations : A Practical Guide, Paperback by ...

Managing Change in Organizations: A Practice Guide