Market Research Council. (1965). Models, measurement, and marketing / Peter Langhoff [and others] Peter Langhoff, editor. Prentice-Hall.
Cita Chicago (17th ed.)Market Research Council. Models, Measurement, and Marketing / Peter Langhoff [and Others] Peter Langhoff, Editor. Englewood Cliffs, N. J: Prentice-Hall, 1965.
Cita MLA (9th ed.)Market Research Council. Models, Measurement, and Marketing / Peter Langhoff [and Others] Peter Langhoff, Editor. Prentice-Hall, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.