Singer, J. D. (1960). “International Conflict: Three Levels of Analysis.” World Politics 12, no. 3, pp. 453–61
World Politics
(1961). “The Level-of-Analysis Problem in International Relations.” In K. Knorr & S. Verba (Eds.); The International System: Theoretical Essays (pp. 77–92). Princeton, N. J.: Princeton University Press.
The International System: Theoretical Essays
Singer, J. D., & Small, M. (1972). The Wages of War 1816–1965: A Statistical Handbook. New York: Wiley.
The Wages of War 1816–1965: A Statistical Handbook
Small, M., & Singer, J. D. (1982). Resort to Arms: International and Civil Wars, 1816–1980. Beverly Hill, Calif.: Sage Publications.
Resort to Arms: International and Civil Wars, 1816–1980
Smith, A. (1976). The Theory of Moral Sentiments. Oxford: Clarendon Press. (Originally published in 1759.)
The Theory of Moral Sentiments
Smith, D. N. (1998). “The Psychocultural Roots of Genocide: Legitimacy and Crisis in Rwanda.” American Psychologist 53, no. 7, pp. 743–53.
American Psychologist
Smith, M. B. (1968). “A Map for the Study of Personality and Politics.” Journal of Social Issues 24, pp. 15–28.
Journal of Social Issues
Smoke, R. (1977). War: Controlling Escalation. Cambridge, Mass.: Harvard University Press.
War: Controlling Escalation
Smuts, B. (1996). “Male Aggression Against Women: An Evolutionary Perspective.” In D. M. Buss & N. M. Malamuth (Eds.), Sex, Power, Conflict: Evolutionary and Feminist Perspectives (pp. 231–68). New York: Oxford University Press.
Sex, Power, Conflict: Evolutionary and Feminist Perspectives
Snyder, G. H., & Diesing, P. (Eds.). (1977). Conflict Among Nations: Bargaining, Decision Making, and System Structure in International Crisis. Princeton, N.J.: Princeton University Press.
Conflict Among Nations: Bargaining, Decision Making, and System Structure in International Crisis