Penggayaan APA
WENTZ, Charles A. (1998).
Safety, health, and environmental protection .
Boston:
McGraw-Hill.
Chicago Style
WENTZ, Charles A.
Safety, health, and environmental protection.
Boston:
McGraw-Hill,
1998.
Buku.
MLA Style
WENTZ, Charles A.
Safety, health, and environmental protection.
Boston:
McGraw-Hill,
1998.
Buku.
Turabian Style
WENTZ, Charles A.
Safety, health, and environmental protection.
Boston:
McGraw-Hill,
1998.
Buku.