APA (7 वां संस्करण) प्रशस्ति पत्र
Calixto, E. (2015). Safety science: Methods to prevent incidents and worker health damage at the workplace. Bentham Science Publishers, Limited.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Calixto, Eduardo. Safety Science: Methods to Prevent Incidents and Worker Health Damage at the Workplace. Sharjah: Bentham Science Publishers, Limited, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Calixto, Eduardo. Safety Science: Methods to Prevent Incidents and Worker Health Damage at the Workplace. Bentham Science Publishers, Limited, 2015.
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