APA (7th ed.) Citation

Singer, J. D., & Alger, C. F. (1968). Quantitative international politics: Insights and evidence. Free Press.

Chicago Style (17th ed.) Citation

Singer, Joel David, and Chadwick F. Alger. Quantitative International Politics: Insights and Evidence. New York: Free Press, 1968.

MLA (9th ed.) Citation

Singer, Joel David, and Chadwick F. Alger. Quantitative International Politics: Insights and Evidence. Free Press, 1968.