Gaya APA
Buletin Pertamina Energy Institute : Market Trends & Customer Behaviour, Oktober- Desember 2019. (2019).
Jakarta:
Pertamina.
Gaya Chicago
Buletin Pertamina Energy Institute : Market Trends & Customer Behaviour, Oktober- Desember 2019.
Ed.4.
Jakarta:
Pertamina,
2019.
Buletin.
Gaya MLA
Buletin Pertamina Energy Institute : Market Trends & Customer Behaviour, Oktober- Desember 2019.
Ed.4.
Jakarta:
Pertamina,
2019.
Buletin.
Gaya Turabian
Buletin Pertamina Energy Institute : Market Trends & Customer Behaviour, Oktober- Desember 2019.
Jakarta:
Pertamina,
2019.
Buletin.