Cita APA (7a ed.)
Friend, M. A., & Kohn, J. P. (2014). Fundamentals of occupational safety and health (Sixth edition.). Bernan Press.
Cita Chicago Style (17a ed.)
Friend, Mark A., y James P. Kohn. Fundamentals of Occupational Safety and Health. Sixth edition. Lanham, Maryland: Bernan Press, 2014.
Cita MLA (9a ed.)
Friend, Mark A., y James P. Kohn. Fundamentals of Occupational Safety and Health. Sixth edition. Bernan Press, 2014.
Precaución: Estas citas no son 100% exactas.