%0 Report %T Trends in Black-White Test Score Differentials, II: The WORDSUM Vocabulary Test %A Huang, Min-Hsiung %A Hauser, Robert M. %D 1996 %P 33 - %B CDE Working Paper 96-30 %C Madison, WI %U http://www.ssc.wisc.edu/cde/cdewp/96-30.pdf %I Center for Demography and Ecology