APA (7th ed.) Zitazioa
Healey, B. J., & Walker, K. T. (2009). Introduction to occupational health in public health practice. Jossey-Bass.
Chicago Style (17th ed.) Zitazioa
Healey, Bernard J., eta Kenneth T. Walker. Introduction to Occupational Health in Public Health Practice. San Francisco: Jossey-Bass, 2009.
MLA (9th ed.) Zitazioa
Healey, Bernard J., eta Kenneth T. Walker. Introduction to Occupational Health in Public Health Practice. Jossey-Bass, 2009.
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