Levine, H., & Levine, C. (1969). Effective public relations for community groups. Association Press.
Citace podle Chicago (17th ed.)Levine, Howard, a Carol Levine. Effective Public Relations for Community Groups. New York: Association Press, 1969.
Citace podle MLA (9th ed.)Levine, Howard, a Carol Levine. Effective Public Relations for Community Groups. Association Press, 1969.
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