APA Style
OPEC Bulletin Edisi June - July Tahun 2021. (2021).
Vienna, Austria:
Opec.
Chicago Style
OPEC Bulletin Edisi June - July Tahun 2021.
June - July Tahun 2021.
Vienna, Austria:
Opec,
2021.
Buletin.
MLA Style
OPEC Bulletin Edisi June - July Tahun 2021.
June - July Tahun 2021.
Vienna, Austria:
Opec,
2021.
Buletin.
Turabian Style
OPEC Bulletin Edisi June - July Tahun 2021.
Vienna, Austria:
Opec,
2021.
Buletin.