Frone, M. R., & Brown, A. L. Workplace substance-use norms as predictors of employee substance use and impairment: A survey of U.S. workers.

Frone, Michael R., و Amy L. Brown. Workplace Substance-use Norms As Predictors of Employee Substance Use and Impairment: A Survey of U.S. Workers.

Frone, Michael R., و Amy L. Brown. Workplace Substance-use Norms As Predictors of Employee Substance Use and Impairment: A Survey of U.S. Workers.