Gaya APA
Anton, Thomas J.. (1989).
Occupational safety and health management (text).
New York:
McGraw hill.
Gaya Chicago
Anton, Thomas J..
Occupational safety and health management.
text
New York:
McGraw hill,
1989.
Tesis.
Gaya MLA
Anton, Thomas J..
Occupational safety and health management.
text
New York:
McGraw hill,
1989.
Tesis.
Gaya Turabian
Anton, Thomas J..
Occupational safety and health management.
text
New York:
McGraw hill,
1989.
Tesis.