APA-viite (7. p.)
Spellman, F. R., & Bieber, R. M. (2009). Occupational safety and health simplified for the chemical industry. Government Institutes/Scarecrow Press.
Chicago-viite (17. p.)
Spellman, Frank R., ja Revonna M. Bieber. Occupational Safety and Health Simplified for the Chemical Industry. Lanham, Md.: Government Institutes/Scarecrow Press, 2009.
MLA-viite (9. p.)
Spellman, Frank R., ja Revonna M. Bieber. Occupational Safety and Health Simplified for the Chemical Industry. Government Institutes/Scarecrow Press, 2009.
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