Richardson, J. E. (1995). Marketing 95/96. Dushkin.
Cita Chicago (17th ed.)Richardson, John E. Marketing 95/96. Guilford, Conn.: Dushkin, 1995.
Cita MLA (8th ed.)Richardson, John E. Marketing 95/96. Dushkin, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.