1. Organizational Boundaries and Interorganizational Conflict;Aldrich;Human Relations,1971
2. Environments of Organizations;Aldrich;Annual Review of Sociology,1976
3. Public Relations Profession Needs International Credibility: A View from Outside the U.S;Black;pr reporter, tips & tactics section,1984
4. Going Global;Booth;Public Relations Journal,1986
5. Variation and Selective Retention in Socio-Cultural Evolution;Campbell;General Systems,1969