Gaya APA
mahardika, S. (2014).
Pengamatan Operasi Sulfur Recovery Unit Di Central Processing Area Job Pertamina-Petrochina East java .
Cepu:
STEM Akamigas.
Gaya MLA
mahardika, Sidiq,Yoga.
"Pengamatan Operasi Sulfur Recovery Unit Di Central Processing Area Job Pertamina-Petrochina East java".
Cepu:
STEM Akamigas,
2014.
Kertas Kerja Wajib.