Παραπομπή APA

George, R. T., Stafford, K., Tews, M. J., & Zhu, J. Alcohol and illicit substance use in the food service industry: Assessing self-selection and job-related risk factors.

Παραπομπή Chicago Style

George, R. Thomas., Kathryn Stafford, Michael J. Tews, και JinFei Zhu. Alcohol and Illicit Substance Use in the Food Service Industry: Assessing Self-selection and Job-related Risk Factors.

Παραπομπή MLA

George, R. Thomas., Kathryn Stafford, Michael J. Tews, και JinFei Zhu. Alcohol and Illicit Substance Use in the Food Service Industry: Assessing Self-selection and Job-related Risk Factors.

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