Gaya APA
Crude Oil Washing. (2000).
:
Badan Diklat Perhubungan.
Gaya Chicago
Crude Oil Washing.
.
:
Badan Diklat Perhubungan,
2000.
Text.
Gaya MLA
Crude Oil Washing.
.
:
Badan Diklat Perhubungan,
2000.
Text.
Gaya Turabian
Crude Oil Washing.
:
Badan Diklat Perhubungan,
2000.
Print.