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.