Keith, N. W., & Keith, N. Z. (1988). New perspectives on social class and socioeconomic development in the periphery. Greenwood Press.
Citace podle Chicago (17th ed.)Keith, Nelson W., a Novella Zett Keith. New Perspectives on Social Class and Socioeconomic Development in the Periphery. New York: Greenwood Press, 1988.
Citace podle MLA (8th ed.)Keith, Nelson W., a Novella Zett Keith. New Perspectives on Social Class and Socioeconomic Development in the Periphery. Greenwood Press, 1988.
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