Stellman, Jeanne Mager
Encyclopedia of occupational health and safety vol. 1
International Labour Office, 1998
 Buku Referensi
Barrett, Brenda
Occupational health and safety law
M&E Handbook Series, 1995
 Buku Teks
Friend, Mark A.
Fundamentals of occupational safety and health
Bernan Press, 2014
 Buku Teks
Planning occupational health & safety
CCH Australia , 2001
 Buku Teks
Barrett, B.
Occupational health and safety law
The M & E Handbook Series, 1995
 Buku Teks