Bakker, D. M. & McMichael, G. D.(2002). Bluetooth end to end. New York, NY: M&T Books.

Bluetooth Special Interest Group. (1999). Bluetooth Protocol Architecture Version 1.0. Bluetooth SIG.

Bluetooth Special Interest Group . (2001). Specification of the Bluetooth system, version 1.1. Bluetooth SIG.

European Telecommunications Standards Institute (ETSI). (2000). Broadband Radio Access Network (BRAN) HIPERLAN Type 2: System Overview ETSITS 101 683 v1.1.1 (2000-02). ETSI.

European Telecommunications Standards Institute (ETSI). (2001). BroadbandRadio Access Network (BRAN) HIPERLAN Type 2: Physical (PHY) Layer ETSI TS 101 475 v1.3.1 (2001-12). ETSI.

European Telecommunications Standards Institute (ETSI). (2002). Broadband radio access networks (BRAN): HIPERLAN Type 2: Data link control (DLC) Pt. 2 radio link control (RLC) sublayer. ETSI.

Forrester Research. (n.d.). Retrieved from http://www.forrester.com/ER/Research/Report/Summary/0,1338,11827,00.html

Geier, J. (2002). Wireless LANs implementing high performance IEEE 802.11 networks. Indianapolis: SAMS.

IEEE Standard for Information Technology. (1999). Telecommunications and Information Exchange Between Systems  Local and Metropolitan Area Networks- Specific Requirements Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications: Higher Speed Physical Layer (PHY) Extension in the 2.4 GHz Band. ANSI/IEEE Standard ISO/IEC 802.11.

Infrared Data Association. (2001). Serial infrared physical layer specification, version 1.4. Infrared Data Association.

Microsoft. (1999). Virtual private networking in Windows 2000: An overview. Retrieved from http://www.microsoft.com/windows2000/docs/VPNoverview.doc.

Santamaria, A. & Lopez-Hernandez, F. J.(2001). Wireless LAN standards and applications. Norwood, MA: Artech House.

Sikora, A. (2003). Wireless personal and local area networks. UK: Wiley.

Wi-Fi Alliance. (2003). Wi-Fi protected access: Strong, standard-based, interoperable security for todayÊs Wi-Fi networks. Retrieved from http://www.ans-vb.com/docs/whitepaper_wi-fi_security4-29-03.pdf