Cite
Chapter 19: TELEPHONY.
MLA
Atkin, David, et al. “Chapter 19: TELEPHONY.” Communication Technology Update, 2006, pp. 273–83. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edo&AN=34268731&authtype=sso&custid=ns315887.
APA
Atkin, D., Hallock, J. W., & Tuen-yu Lau. (2006). Chapter 19: TELEPHONY. In Communication Technology Update (pp. 273–283).
Chicago
Atkin, David, Joe W. Hallock, and Tuen-yu Lau. 2006. “Chapter 19: TELEPHONY.” In Communication Technology Update, 273–83. http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edo&AN=34268731&authtype=sso&custid=ns315887.