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2. AMR Research, Inc. (2001), available at:www.swing.hr
3. Apex IT Inc. (2001), “The enterprise‐wide benefits of CRM”, available at: www.apexit.com
4. Bevan, K., Galbreath, J. and Heth, M. (2001), “The great debate. Justifying your investment in customer relationship management solutions”, available at: www.crmxchange.com
5. Croen, R. (2001), “Speech recognition: the future of customer relationship management (CRM)”, available at: www.eloyalty.net