Sudman, S. (1976). Applied sampling. Academic Press.
Cita Chicago (17th ed.)Sudman, Seymour. Applied Sampling. New York: Academic Press, 1976.
Cita MLA (8th ed.)Sudman, Seymour. Applied Sampling. Academic Press, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.