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by Young, Hugh D.; Freedman, Roger A.
by Hass, Joel R.; Weir, Maurice D.; Thomas, George B., Jr.
by Wolfson, Richard
by Young, Hugh D.
by David Halliday (University of Pittsburgh); Robert Resnick (Rensselaer Polytechnic Institute); Jearl Walker (Cleveland State University)
by Grandin, Temple, Ph.D.; Moore, Debra, Ph.D.
by Simmons, Shane S.
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