Cita APA

Hatch, L. L., & National Institute for Occupational Safety and Health. (1978). Self-evaluation of occupational safety and health programs. Cincinnati, Ohio: National Institute for Occupational safety and Health.

Citación estilo Chicago

Hatch, Loren L., y National Institute for Occupational Safety and Health. Self-evaluation of Occupational Safety and Health Programs. Cincinnati, Ohio: National Institute for Occupational safety and Health, 1978.

Cita MLA

Hatch, Loren L., y National Institute for Occupational Safety and Health. Self-evaluation of Occupational Safety and Health Programs. Cincinnati, Ohio: National Institute for Occupational safety and Health, 1978.