2020 vision health in the 21st century
National Academy Press, 1996
 Buku Teks SO
Barrett, Brenda
Occupational health and safety law
M&E Handbook Series, 1995
 Buku Teks SO
Planning occupational health & safety
CCH Australia , 2001
 Buku Teks
Barrett, B.
Occupational health and safety law
The M & E Handbook Series, 1995
 Buku Teks
Anton, Thomas J.
Occupational safety and health management
McGraw-Hill, 1979
 Buku Teks