Barrett, B., author
Occupational health and safety law
The M & E Handbook Series, 1995
 Buku Teks
Barrett, B., author
Health and safety law
The M. & E HandBook, 1993
 Buku Teks
Barrett, Brenda, author
Occupational health and safety law
M&E Handbook Series, 1995
 Buku Teks
Dewis, M., author
The law on health and safety at work
MacDonald and Evans, 1978
 Buku Teks
Stranks, Jeremy W., author
Health and safety law
Pitman, 1994
 Buku Teks
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