Gaya APA
Koren, Herman. (1980).
Handbook of Environmental Health and Safety Principles and Practives .
United States of America:
Pergamon Press.
Gaya Chicago
Koren, Herman.
Handbook of Environmental Health and Safety Principles and Practives.
United States of America:
Pergamon Press,
1980.
Teks.
Gaya MLA
Koren, Herman.
Handbook of Environmental Health and Safety Principles and Practives.
United States of America:
Pergamon Press,
1980.
Teks.
Gaya Turabian
Koren, Herman.
Handbook of Environmental Health and Safety Principles and Practives.
United States of America:
Pergamon Press,
1980.
Teks.