[ Over: Bartholomew, D.J., A.F. Forbes en S.I. McClean. Statistical techniques for manpower planning. Chichester: John Wiley & Sons Ltd., 1991] / A.J. Koning
[ Over: Bartholomew, D.J., A.F. Forbes en S.I. McClean. Statistical techniques for manpower planning. Chichester: John Wiley & Sons Ltd., 1991]