Christine Y. O'Sullivan ... [and others] ; in collaboration with Audrey Champagne .. [and others] ; prepared by Educational Testing Service under a cooperative agreement with the National Center for Education Statistics.
Nancy L. Allen ... [and others], in collaboration with Nada Ballator .. [and others] ; prepared by Educational Testing Service under contract with the National Center for Education Statistics.
Date
[1997]
Series
Technical report (National Center for Education Statistics)