- About.com : Advertising Industry
- All About Public Relations with Steven R. Van Hook.
- American Demographics -- online version of magazine
- American Marketing Association
- Canadian Public Relations Society
- Chartered Institute of Public Relations -- national British organization
- Columbia Journalism Review
- Communications Roundtable
- Institute for Public Relations
- International Association of Business Communicators
- A Journalist's Guide to the Internet
- Medialink: Worldwide Communications Solutions
- Museum of Public Relations
- Nineteenth Century Advertising History: HarpWeek.com
- Online Journalism Review
- PR and Marketing Forum (PrSig)
- Public Relations Student Society of America (PRSSA)
- PR Newswire
- PR Watch Magazine: Center for Media and Democracy
- PR Web - a press release database
- PR Week Magazine
- Public Relations Society of America (PRSA)
- Women Executives in PR
- Women in Communication
- Workinpr.com: Premier Recruitment for PR and Marketing
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