LOUNGUEUIL, D. J. (2003). Wireless Messaging Demystifed: SMS, EMS, MMS, IM, and others. The McGraw-Hill Companies, Inc.
Chicago-viite (17. p.)LOUNGUEUIL, Donald J. Wireless Messaging Demystifed: SMS, EMS, MMS, IM, and Others. The McGraw-Hill Companies, Inc, 2003.
MLA-viite (8. p.)LOUNGUEUIL, Donald J. Wireless Messaging Demystifed: SMS, EMS, MMS, IM, and Others. The McGraw-Hill Companies, Inc, 2003.
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