Marucci-Wellman, H. R., Willetts, J. L., Lin, T., Brennan, M. J., & Verma, S. K. (2014). Work in Multiple Jobs and the Risk of Injury in the US Working Population. American Public Health Association.

Marucci-Wellman, Helen R., Joanna L. Willetts, Tin-Chi Lin, Melanye J. Brennan, و Santosh K. Verma. Work in Multiple Jobs and the Risk of Injury in the US Working Population. American Public Health Association, 2014.

Marucci-Wellman, Helen R., et al. Work in Multiple Jobs and the Risk of Injury in the US Working Population. American Public Health Association, 2014.