APA (7th ed.) Citation

Delta Orient Private Limited, Pertamina (Organization), & Otorita Pengembangan Daerah Industri Pulau Batam. (1975). Batam Island investment guide. Batam Development Authority.

Chicago Style (17th ed.) Citation

Delta Orient Private Limited, Pertamina (Organization), and Otorita Pengembangan Daerah Industri Pulau Batam. Batam Island Investment Guide. [Singapore]: Batam Development Authority, 1975.

MLA (8th ed.) Citation

Delta Orient Private Limited, et al. Batam Island Investment Guide. Batam Development Authority, 1975.