APA (7th ed.) Citation

Arabian American Oil Company, Aramco Services, & Saudi Aramco. (1987). Aramco world. Aramco.

Chicago Style (17th ed.) Citation

Arabian American Oil Company, Aramco Services, and Saudi Aramco. Aramco World. [Washington, D.C.]: Aramco, 1987.

MLA (8th ed.) Citation

Arabian American Oil Company, et al. Aramco World. Aramco, 1987.