Tohutoro APA (7th ed.)
Williamson, J. B., & Pampel, F. C. (1993). Old-age security in comparative perspective. Oxford University Press.
Tohutoru Kātū Chicago (17th ed.)
Williamson, John B., me Fred C. Pampel. Old-age Security in Comparative Perspective. New York: Oxford University Press, 1993.
Tohutoro MLA (9th ed.)
Williamson, John B., me Fred C. Pampel. Old-age Security in Comparative Perspective. Oxford University Press, 1993.
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