@article {Manpower1991,
title = {Manpower Forecasting: A Review of Methods and Practice in Some OECD Countries},
year = {1991},
url = {https://www.esri.ie/publications/manpower-forecasting-a-review-of-methods-and-practice-in-some-oecd-countries-fas-esri-manpower-forecasting-studies-report-no-1},
author = {Hughes, G.},
}