Thompson, S. K. (1992). Sampling/ Steven K. Thompson. John Wiley.
Cita Chicago (17th ed.)Thompson, Steven K. Sampling/ Steven K. Thompson. - New York: John Wiley, 1992.
Cita MLA (9th ed.)Thompson, Steven K. Sampling/ Steven K. Thompson. John Wiley, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.