APA (7th ed.) Citation

Simpson, G., Horberry, T., & Joy, J. (2009). Understanding human error in mine safety [. Ashgate.

Chicago Style (17th ed.) Citation

Simpson, Geoff, Tim Horberry, and Jim Joy. Understanding Human Error in Mine Safety [. Farnham, England;Burlington, VT: Ashgate, 2009.

MLA (9th ed.) Citation

Simpson, Geoff, et al. Understanding Human Error in Mine Safety [. Ashgate, 2009.