SASS by state 1990-91 schools and staffing survey : selected state results /
|Other Authors:||Blank, Rolf., National Center for Education Statistics., National Science Foundation (U.S.)|
Washington, DC :
U.S. Dept. of Education, Office of Educational Research and Improvement :. For sale by the U.S. G.P.O., Supt. of Docs., 
ix, 145 pages : illustrations ; 28 cm.