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National Examinations Board in Foremanship and Supervision. Nature 203, 22 (1964). https://doi.org/10.1038/203022e0
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DOI: https://doi.org/10.1038/203022e0
Nature volume 203, page 22 (1964)
National Examinations Board in Foremanship and Supervision. Nature 203, 22 (1964). https://doi.org/10.1038/203022e0
Published:
Issue Date:
DOI: https://doi.org/10.1038/203022e0