Land, K. C. (1992). Social Indicators. In M. L. Borgatta (Ed.), Encyclopedia of Sociology (pp. 1844–1850). New York: Macmillan Publishing Company.

Land, K. C. “Social Indicators.” In Encyclopedia of Sociology, edited by M. L. Borgatta, 1844–50. New York: Macmillan Publishing Company, 1992.

Land KC. Social Indicators. In: Borgatta ML, editor. Encyclopedia of Sociology. New York: Macmillan Publishing Company; 1992. p. 1844–50.

Land, K. C. “Social Indicators.” Encyclopedia of Sociology, edited by M. L. Borgatta, Macmillan Publishing Company, 1992, pp. 1844–50.

Land KC. Social Indicators. In: Borgatta ML, editor. Encyclopedia of Sociology. New York: Macmillan Publishing Company; 1992. p. 1844–1850.