Gaya APA

International, S. (2014). indonesia Java Section : Executive Interview, nanang Untung President Director & CEO PT Badak NGL" (Januari-February). Jakarta: SPE International.

Gaya MLA

International, SPE. "indonesia Java Section : Executive Interview, nanang Untung President Director & CEO PT Badak NGL"". Januari-February Jakarta: SPE International, 2014. MAJALAH TP.