APA引文

Brown, W. A., & Opie, R. (1953). American foreign assistance. Brookings Institute.

Chicago Style (17th ed.) Citation

Brown, William Adams, and Redvers Opie. American Foreign Assistance. Wash.: Brookings Institute, 1953.

MLA引文

Brown, William Adams, and Redvers Opie. American Foreign Assistance. Brookings Institute, 1953.