Stone, N. (1995). The management and practice of public relations. MacMillan.
Cita Chicago (17th ed.)Stone, Norman. The Management and Practice of Public Relations. London: MacMillan, 1995.
Cita MLA (9th ed.)Stone, Norman. The Management and Practice of Public Relations. MacMillan, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.