Boyle, T. (2019). Health and safety: Risk management (Fifth edition.). Routledge, Taylor & Francis Group.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBoyle, Tony. Health and Safety: Risk Management. Fifth edition. Abingdon, Oxon ; New York, NY: Routledge, Taylor & Francis Group, 2019.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBoyle, Tony. Health and Safety: Risk Management. Fifth edition. Routledge, Taylor & Francis Group, 2019.
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