Czegel, B. (2001). Technical support on the web: Designing and maintaining an effective E-Support site. New York: John Wiley & Sons, Inc.
استشهاد بنمط شيكاغوCzegel, Barbara. Technical Support On the Web: Designing and Maintaining an Effective E-Support Site. New York: John Wiley & Sons, Inc, 2001.
MLA استشهادCzegel, Barbara. Technical Support On the Web: Designing and Maintaining an Effective E-Support Site. New York: John Wiley & Sons, Inc, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.