E-mail vs. spam.

MLA

McNab, Leslie. “E-Mail vs. Spam.” Marketing Magazine, vol. 103, no. 33, Sept. 1998, p. 28. 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=edb&AN=1099361&authtype=sso&custid=ns315887.

APA

McNab, L. (1998). E-mail vs. spam. Marketing Magazine, 103(33), 28.

Chicago

McNab, Leslie. 1998. “E-Mail vs. Spam.” Marketing Magazine 103 (33): 28. 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=edb&AN=1099361&authtype=sso&custid=ns315887.