Bartholomew, D. J., Forbes, A. F., & McClean, S. I. (1991). Statistical techniques for manpower planning (2nd ed.). Wiley.
Cita Chicago (17th ed.)Bartholomew, David J., Andrew F. Forbes, i S. I. McClean. Statistical Techniques for Manpower Planning. 2nd ed. Chichester ; New York: Wiley, 1991.
Cita MLA (8th ed.)Bartholomew, David J., et al. Statistical Techniques for Manpower Planning. 2nd ed. Wiley, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.