APA (7th ed.) Citation

Pertamina. (1970). The Story of the oil industry in Indonesia. Sumber Bahagia.

Chicago Style (17th ed.) Citation

Pertamina. The Story of the Oil Industry in Indonesia. Sumber Bahagia, 1970.

MLA (8th ed.) Citation

Pertamina. The Story of the Oil Industry in Indonesia. Sumber Bahagia, 1970.

Warning: These citations may not always be 100% accurate.