APA (7th ed.) Citation

Olson, W. J. (1987). US strategic interests in the Gulf Region. Westview Press.

Chicago Style (17th ed.) Citation

Olson, William J. US Strategic Interests in the Gulf Region. Boulder: Westview Press, 1987.

MLA (9th ed.) Citation

Olson, William J. US Strategic Interests in the Gulf Region. Westview Press, 1987.