Gaya APA
Dann Petersen, Jerry G.. (1980).
Industrial accident Prevention .
Malang Kota:
McGraw .
Gaya Chicago
Dann Petersen, Jerry G..
Industrial accident Prevention.
Malang Kota:
McGraw ,
1980.
Text.
Gaya MLA
Dann Petersen, Jerry G..
Industrial accident Prevention.
Malang Kota:
McGraw ,
1980.
Text.
Gaya Turabian
Dann Petersen, Jerry G..
Industrial accident Prevention.
Malang Kota:
McGraw ,
1980.
Print.