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by Sobel, Andrew
by Sobel Lojeski, Karen
by Sobel, Milo
by Sobel, Richard
by Sobel, Nathan R.; Vogelman, Lawrence A.; Ruoff, David W.
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by Sobel, Nathan R.; Pridgen, Dee; Vogelman, Lawrence A.; et al.
by Sobel, June; Huliska-Beith, Laura
by Sobel, Andrew; Panas, Jerold