Lapin, L. L. (1973). Statistics for modern business decisions. HBJ.
Cita Chicago (17th ed.)Lapin, Lawrence L. Statistics for Modern Business Decisions. New York: HBJ, 1973.
Cita MLA (9th ed.)Lapin, Lawrence L. Statistics for Modern Business Decisions. HBJ, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.