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by Young, Hugh D.; Freedman, Roger A.
by Paul D. Kimmel (University of Wisconsin, Milwaukee ); Jerry J. Weygandt (University of Wisconsin, Mad ); Donald E. Kieso (Northern Illinois University )
by Siri Carpenter (Yale University ); Karen Huffman (Palomar College)
by Douglas C. Montgomery (Arizona State University); George C. Runger (Arizona State University )
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