Lua APA (7ú heag.)
Roughton, J. E., & Crutchfield, N. (2008). Job hazard analysis: A guide for voluntary compliance and beyond : from hazard to risk : transforming the JHA from a tool to a process. Elsevier/Butterworth-Heinemann.
Lua i Stíl Chicago (17ú heag.)
Roughton, James E., agus Nathan Crutchfield. Job Hazard Analysis: A Guide for Voluntary Compliance and Beyond : From Hazard to Risk : Transforming the JHA from a Tool to a Process. Amsterdam ; Boston: Elsevier/Butterworth-Heinemann, 2008.
Lua MLA (9ú heag.)
Roughton, James E., agus Nathan Crutchfield. Job Hazard Analysis: A Guide for Voluntary Compliance and Beyond : From Hazard to Risk : Transforming the JHA from a Tool to a Process. Elsevier/Butterworth-Heinemann, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.