Cita APA (7th ed.)
Friend, M. A., & Kohn, J. P. (2023). Fundamentals of occupational safety and health (8th ed.). Bernan Press.
Cita Chicago (17th ed.)
Friend, Mark A., i James P. Kohn. Fundamentals of Occupational Safety and Health. 8th ed. Lanham: Bernan Press, 2023.
Cita MLA (9th ed.)
Friend, Mark A., i James P. Kohn. Fundamentals of Occupational Safety and Health. 8th ed. Bernan Press, 2023.
Atenció: Aquestes cites poden no estar 100% correctes.