APA (7th ed.) Citation

Romulo, C. P., & Romulo, B. D. (1986). Forty years: A Third World soldier at the UN. Greenwood Press.

Chicago Style (17th ed.) Citation

Romulo, Carlos P., and Beth Day Romulo. Forty Years: A Third World Soldier at the UN. New York: Greenwood Press, 1986.

MLA (9th ed.) Citation

Romulo, Carlos P., and Beth Day Romulo. Forty Years: A Third World Soldier at the UN. Greenwood Press, 1986.