ebrary, Inc, Mangen, D. J., & Peterson, W. A. (1984). Research instruments in social gerontology. University of Minnesota Press.
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Citación estilo Chicago
ebrary, Inc, David J. Mangen, and Warren A. Peterson. Research Instruments in Social Gerontology. Minneapolis, MN: University of Minnesota Press, 1984.
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Cita MLA
ebrary, Inc, et al. Research Instruments in Social Gerontology. University of Minnesota Press, 1984.
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Warning: These citations may not always be 100% accurate.