Wrench, C. P. (1990). Data management for occupational health and safety: A User's guide to integrating Software. Van Nostrand.
Tohutoru Kātū ChicagoWrench, Constance P. Data Management for Occupational Health and Safety: A User's Guide to Integrating Software. Van Nostrand, 1990.
Tohutoro MLAWrench, Constance P. Data Management for Occupational Health and Safety: A User's Guide to Integrating Software. Van Nostrand, 1990.
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